{"title":"STC","description":"\u003cp\u003e\u003cstrong\u003eSTC Italia - Innovation for Pneumatic Spearguns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA company specializing in the development of technical components for high-performance spearfishing.\u003c\/p\u003e\n\u003cp\u003eRecognized for its \u003cstrong\u003evacuum muzzles\u003c\/strong\u003e and the \u003cstrong\u003eX-Power system\u003c\/strong\u003e, it improves the power, accuracy, and efficiency of \u003cstrong\u003epneumatic spearguns\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe range includes upgrade kits and accessories designed to optimize the performance of \u003cstrong\u003epneumatic spearguns\u003c\/strong\u003e.\u003c\/p\u003e","products":[{"product_id":"boccola-ammortizzo-stc-per-x-power-3","title":"Damping Bushing for X-Power 3.0","description":"\u003ch2\u003eDamping Bushing for X-Power 3.0 System\u003c\/h2\u003e\n\u003cp\u003eThe STC damping bushing, specifically designed for the X-Power 3.0 system, is made from \u003cstrong\u003esound-absorbing elastomer\u003c\/strong\u003e, ensuring effective reduction of vibration and noise when tracking the speargun.\u003c\/p\u003e\n\u003cp\u003eThis technical component is available in two sizes, optimized for spearguns with a \u003cstrong\u003e11 mm\u003c\/strong\u003e or \u003cstrong\u003e13 mm\u003c\/strong\u003e barrel, allowing perfect integration and ideal absorption of mechanical stress for spearfishing and freediving.\u003c\/p\u003e\n\u003cp\u003eThe use of the elastomer bushing ensures greater \u003cstrong\u003emechanical strength\u003c\/strong\u003e and helps preserve the integrity of the speargun over time, while also improving operating comfort during dives.\u003c\/p\u003e","brand":"STC Italia","offers":[{"title":"11 mm","offer_id":56926248042841,"sku":"XRNR3.11","price":13.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Boccola_Ammortizzo_per_X-Power_3.0.png?v=1782071397"},{"product_id":"bussola-universale-stc-per-aste-free","title":"Universal Bushing for Free Shafts","description":"\u003ch2\u003eSTC Universal Bushing for X-Shaft Free Shafts\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSTC universal bushing\u003c\/strong\u003e is made from acetal resin, a material known for its high mechanical strength and low weight—essential characteristics for optimizing trim and practicality in the water during spearfishing.\u003c\/p\u003e\n\u003cp\u003eCompatible with the \u003cstrong\u003eX-Power 1.0\u003c\/strong\u003e system, this bushing is designed to ensure fast, easy installation with no tools required. It is secured by screwing the component directly onto the shaft, allowing efficient installation and removal as part of your spearfishing equipment setup.\u003c\/p\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial: acetal resin, for a balanced area between strength and lightness\u003c\/li\u003e\n  \u003cli\u003eCompatibility: X-Power 1.0 system\u003c\/li\u003e\n  \u003cli\u003eAvailable for shafts with diameters: 6.5 mm, 6.75 mm, 7.0 mm, 7.5 mm, 8.0 mm\u003c\/li\u003e\n  \u003cli\u003eAttachment: quick screw-on installation with no tools required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis bushing is an essential accessory for anyone using X-Shaft Free shafts in \u003cstrong\u003espearfishing\u003c\/strong\u003e, ensuring ease of use and optimized in-water efficiency thanks to reliable materials and practical installation ergonomics.\u003c\/p\u003e","brand":"STC Italia","offers":[{"title":"7.00 mm","offer_id":56926249976153,"sku":"UNIFRE700","price":8.9,"currency_code":"EUR","in_stock":false},{"title":"7.50 mm","offer_id":56926250008921,"sku":"UNIFRE750","price":8.9,"currency_code":"EUR","in_stock":true},{"title":"8.00 mm","offer_id":56926250041689,"sku":"UNIFRE800","price":8.9,"currency_code":"EUR","in_stock":true},{"title":"6.50 mm","offer_id":56926250074457,"sku":"UNIFRE650","price":8.9,"currency_code":"EUR","in_stock":true},{"title":"6.75 mm","offer_id":56926250107225,"sku":"UNIFRE675","price":8.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Bussola_Universale_per_Aste_Free.png?v=1782071394"},{"product_id":"bussola-universale-stc-per-aste-standard","title":"Universal Bushing for Standard Shafts","description":"\u003ch2\u003eSTC Universal Bushing for Standard Shafts\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSTC universal bushing\u003c\/strong\u003e is made from acetal resin, a material known for its high \u003cstrong\u003emechanical strength\u003c\/strong\u003e and lightweight properties, ideal for use in spearfishing and freediving.\u003c\/p\u003e\n\u003cp\u003eDesigned to ensure quick and easy installation, this bushing screws directly onto the shaft without the need for tools, making assembly and disassembly easier during underwater activity.\u003c\/p\u003e\n\u003ch3\u003eCompatibility and Sizes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible with the \u003cstrong\u003eX-Power 1.0\u003c\/strong\u003e system\n\u003c\/li\u003e\n\u003cli\u003eAvailable for shafts with diameters: \u003cstrong\u003e6.5 mm\u003c\/strong\u003e, \u003cstrong\u003e6.75 mm\u003c\/strong\u003e, \u003cstrong\u003e7.0 mm\u003c\/strong\u003e, \u003cstrong\u003e7.5 mm\u003c\/strong\u003e, \u003cstrong\u003e8.0 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe STC universal bushing for Standard shafts ensures directional accuracy during freediving, improving orientation and underwater navigation.\u003c\/p\u003e","brand":"STC Italia","offers":[{"title":"7.50 mm","offer_id":56926257512793,"sku":"UNICOD750","price":8.9,"currency_code":"EUR","in_stock":true},{"title":"8.00 mm","offer_id":56926257545561,"sku":"UNICOD800","price":8.9,"currency_code":"EUR","in_stock":true},{"title":"6.75 mm","offer_id":56926257578329,"sku":"UNICOD675","price":8.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Bussola_Universale_per_Aste_Standard.png?v=1782071386"},{"product_id":"kit-codolo-rondella-titanio-stc","title":"Titanium Tailpiece and Washer","description":"\u003ch2\u003eTitanium Tailpiece and Washer Kit for Pneumatic Spearguns\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003etailpiece kit\u003c\/strong\u003e and \u003cstrong\u003eTitanium washer\u003c\/strong\u003e is designed for pneumatic spearguns equipped with a conventional or vacuum muzzle, ensuring long-lasting reliability and durability. Titanium, chosen for its excellent \u003cstrong\u003emechanical strength\u003c\/strong\u003e and light weight, provides a component that does not bend or deteriorate with use, preserving the performance of the pneumatic speargun.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 6.5 mm, 6.75 mm, 7.0 mm, 7.5 mm, and 8.0 mm shafts\u003c\/li\u003e\n  \u003cli\u003eSmooth, streamlined surface to prevent damage to vacuum muzzle seals\u003c\/li\u003e\n  \u003cli\u003eMade from Titanium to ensure light weight and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cp\u003eAn efficient oleopneumatic shaft requires a tailpiece that maintains its shape and functionality during use in underwater environments, and this kit perfectly meets that need. Protecting the vacuum seals is essential to maintaining the seal and proper operation of the muzzle, ensuring greater reliability during spearfishing.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThe kit is ideal for spearfishers who need a replacement component capable of ensuring smoothness and precision in the transmission of thrust to the pneumatic shaft, maintaining optimal speargun performance over time.\u003c\/p\u003e","brand":"STC Italia","offers":[{"title":"7.50 mm","offer_id":56926261870937,"sku":"CR02\/750","price":9.9,"currency_code":"EUR","in_stock":true},{"title":"8.00 mm","offer_id":56926261903705,"sku":"CR02\/80","price":9.9,"currency_code":"EUR","in_stock":true},{"title":"6.75 mm","offer_id":56926261936473,"sku":"CR02\/675","price":9.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Codolo_e_Rondella_Titanio.png?v=1782071382"},{"product_id":"guarnizione-tenuta-asta-testata-sottvuoto-stc","title":"Shaft Seal","description":"\u003ch2\u003eDynamic Sealing Gasket for Shaft\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003edynamic sealing gasket\u003c\/strong\u003e is made with a special soft compound that fully wraps around the shaft during loading and the hunting phase, while ensuring a complete, friction-free shaft release during the ejection phase.\u003c\/p\u003e\n\u003cp\u003eThe gasket is designed to provide \u003cstrong\u003ehigh resistance to corrosion in saltwater environments\u003c\/strong\u003e, ensuring durability and reliability even after prolonged use in salt water.\u003c\/p\u003e\n\u003cp\u003eThanks to its flexibility, it does not interfere with the passage of the rear shaft tang, optimizing \u003cstrong\u003erelease smoothness\u003c\/strong\u003e and accuracy in the water.\u003c\/p\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable for shafts with diameters: 6.5 mm, 6.75 mm, 7.0 mm, 7.5 mm and 8.0 mm\u003c\/li\u003e\n\u003cli\u003eSoft, flexible material for friction-free operation\u003c\/li\u003e\n\u003cli\u003eResistant to degradation in saltwater environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"STC Italia","offers":[{"title":"7.00 mm","offer_id":56926268752217,"sku":"XPT\/70","price":3.5,"currency_code":"EUR","in_stock":true},{"title":"7.50 mm","offer_id":56926268784985,"sku":"XPT\/750","price":3.5,"currency_code":"EUR","in_stock":true},{"title":"8.00 mm","offer_id":56926268817753,"sku":"XPT\/80","price":3.5,"currency_code":"EUR","in_stock":true},{"title":"6.50 mm","offer_id":56926268850521,"sku":"XPT\/65","price":3.5,"currency_code":"EUR","in_stock":true},{"title":"6.75 mm","offer_id":56926268883289,"sku":"XPT\/675","price":3.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Guarnizione_di_Tenuta_Asta.png?v=1782071374"},{"product_id":"kit-universale-x-power-1-per-aste-x-shaft-free","title":"Universal Kit for X-Shaft Free Shafts","description":"\u003ch2\u003eKit for X-Shaft Free Shafts – X-Power 1.0\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKit for X-Shaft Free Shafts – X-Power 1.0\u003c\/strong\u003e is a threaded bushing made from \u003cstrong\u003eacetal resin\u003c\/strong\u003e, specifically designed to ensure the \u003cstrong\u003evacuum watertight seal\u003c\/strong\u003e of the muzzle when paired with the Kit Fucile – X Power 1.0.\u003c\/p\u003e\n\n\u003cp\u003eThe kit includes:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne threaded bushing with washer seat and shaft pass-through hole\u003c\/li\u003e\n  \u003cli\u003eTwo sealing gaskets to ensure watertightness\u003c\/li\u003e\n  \u003cli\u003eOne slide ring complete with stoppers for proper shaft positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe technical features of the bushing include a dedicated front seat for the washer and an optimized hole for shaft passage, ensuring rigidity and stability during the shooting phase in spearfishing.\u003c\/p\u003e\n\n\u003ch3\u003eQuick and easy installation\u003c\/h3\u003e\n\u003cp\u003eThe end-piece assembly and disassembly operations can be performed without tools, thanks to a threaded system that allows the bushing to be screwed and unscrewed directly from the muzzle quickly, improving convenience during maintenance and speargun preparation.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eThe kit is available for shafts with a diameter of \u003cstrong\u003e6.5 mm\u003c\/strong\u003e and \u003cstrong\u003e6.75 mm\u003c\/strong\u003e, allowing you to choose the solution best suited to your precision and power requirements in spearfishing.\u003c\/p\u003e","brand":"STC Italia","offers":[{"title":"6.75 mm","offer_id":56926275109209,"sku":"XPWR675F","price":25.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Kit_Universale_per_Aste_X-Shaft_Free.png?v=1782071369"},{"product_id":"stc-x-power-kit-terminale-asta-tradizionale","title":"Kit for Traditional Shaft - X-Power","description":"\u003ch2\u003eKit for Traditional Shafts - X-Power\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKit for Traditional Shafts - X-Power\u003c\/strong\u003e includes a threaded bushing made from \u003cstrong\u003eacetal resin\u003c\/strong\u003e, designed to ensure a watertight seal of the vacuum muzzle when used with the X Power 2.0\/3.0 Speargun Kit. This feature provides protection against water ingress and greater durability for the firing system.\u003c\/p\u003e\n\n\u003ch3\u003eKit Components\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOne threaded acetal resin bushing with a dedicated washer seat and shaft pass-through hole;\u003c\/li\u003e\n  \u003cli\u003eTwo dynamic shaft sealing gaskets, one of which is already installed in the bushing, designed to maintain a proper seal and minimize leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility and Dimensions\u003c\/h3\u003e\n\u003cp\u003eThe kit is available for shafts with diameters of \u003cstrong\u003e6.5 mm, 6.75 mm, 7.0 mm, 7.5 mm\u003c\/strong\u003e and \u003cstrong\u003e8.0 mm\u003c\/strong\u003e, allowing it to fit the different standard sizes used in spearfishing with traditional spearguns.\u003c\/p\u003e\n\n\u003ch3\u003eEasy Assembly and Maintenance\u003c\/h3\u003e\n\u003cp\u003eThe bushing assembly and disassembly system is simple and fast, with no tools required. Simply screw or unscrew the bushing from the muzzle to install or remove the terminal. This feature makes periodic inspection of the sealing gaskets easy, even with the speargun unloaded and under pressure, ensuring maximum sealing efficiency over time.\u003c\/p\u003e","brand":"STC Italia","offers":[{"title":"7.50 mm","offer_id":56926277337433,"sku":"XP2.750C","price":30.0,"currency_code":"EUR","in_stock":true},{"title":"8.00 mm","offer_id":56926277370201,"sku":"XP2.800C","price":30.0,"currency_code":"EUR","in_stock":true},{"title":"6.50 mm","offer_id":56926277402969,"sku":"XP2.650C","price":30.0,"currency_code":"EUR","in_stock":true},{"title":"6.75 mm","offer_id":56926277435737,"sku":"XP2.675C","price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Kit_per_Asta_Tradizionale_-_X-Power.png?v=1782071362"},{"product_id":"stc-x-power-kit-terminale-asta-tradizionale-x-shaft-free","title":"Kit for X-Shaft Free Shaft - X-Power","description":"\u003ch2\u003eX-Shaft Free – X-Power Shaft Kit: Threaded Acetal Resin Bushing\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eX-Shaft Free – X-Power Shaft Kit\u003c\/strong\u003e includes a threaded bushing made from \u003cstrong\u003eacetal resin\u003c\/strong\u003e, designed to ensure the \u003cstrong\u003ewatertight seal\u003c\/strong\u003e of the vacuum muzzle when paired with the X Power 2.0\/3.0 Speargun Kit. This component is essential for maintaining trim efficiency and muzzle functionality while in the water.\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo dynamic shaft seals, one of which is already installed on the bushing\u003c\/li\u003e\n  \u003cli\u003eFront housing for washer\u003c\/li\u003e\n  \u003cli\u003eShaft pass-through hole with available diameters from 6.5 mm to 8.0 mm (6.5, 6.75, 7.0, 7.5, 8.0 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Features and Benefits\u003c\/h3\u003e\n\u003cp\u003eThe bushing is made from acetal resin, a material known for its \u003cstrong\u003emechanical strength\u003c\/strong\u003e and light weight, essential properties for efficiency and durability in spearfishing and freediving.\u003c\/p\u003e\n\u003cp\u003eInstalling and removing the terminal is quick and easy, with no tools required. Simply screw or unscrew it directly from the muzzle, allowing the seals to be inspected and serviced in complete safety, even with the speargun still loaded and pressurized.\u003c\/p\u003e\n\n\u003ch3\u003eApplications and Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe kit is specifically designed for \u003cstrong\u003eX-Shaft Free\u003c\/strong\u003e shafts and ensures an optimal \u003cstrong\u003edynamic seal\u003c\/strong\u003e, essential for accuracy and smooth power transmission in spearfishing and freediving activities.\u003c\/p\u003e","brand":"STC Italia","offers":[{"title":"7.50 mm","offer_id":56926280876377,"sku":"XP2.750F","price":25.0,"currency_code":"EUR","in_stock":true},{"title":"8.00 mm","offer_id":56926280909145,"sku":"XP2.800F","price":25.0,"currency_code":"EUR","in_stock":false},{"title":"6.50 mm","offer_id":56926280941913,"sku":"XP2.650F","price":25.0,"currency_code":"EUR","in_stock":true},{"title":"6.75 mm","offer_id":56926280974681,"sku":"XP2.675F","price":25.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Kit_per_Asta_X-Shaft_Free_-_X-Power.png?v=1782071355"},{"product_id":"stc-x-power-3-0-kit-fucile","title":"X-Power 3.0 - Speargun Kit","description":"\u003ch2\u003eKit for X-Power 3.0 Spearguns\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKit for X-Power 3.0 Spearguns\u003c\/strong\u003e is a modular system specifically designed to ensure the watertight seal of the vacuum muzzle on pneumatic spearguns. Used in combination with the \u003cstrong\u003eX-Power Shaft Kit\u003c\/strong\u003e, it provides a reliable seal, improving the efficiency of the speargun.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTubular element made of \u003cstrong\u003eanticorodal aluminum\u003c\/strong\u003e, known for its light weight and mechanical strength, ideal for use in underwater environments.\u003c\/li\u003e\n  \u003cli\u003eShock-absorbing bushing in sound-dampening elastomer, specifically designed to absorb vibrations and optimize comfort during use.\u003c\/li\u003e\n  \u003cli\u003eEnd thread that allows the sleeve of the \u003cstrong\u003eX-Power Shaft Kit\u003c\/strong\u003e to be screwed on, ensuring a strong and precise connection.\u003c\/li\u003e\n  \u003cli\u003eCompatible with \u003cstrong\u003eX-Shaft free\u003c\/strong\u003e shafts and traditional shafts with tang, offering versatility in shaft selection.\u003c\/li\u003e\n  \u003cli\u003eAvailable for pneumatic spearguns of various brands and models, with 11 mm or 13 mm barrels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBenefits for Freediving and Spearfishing\u003c\/h3\u003e\n\u003cp\u003eThe modular structure and selected materials ensure a reliable watertight seal, essential for maintaining pneumatic efficiency during freediving and spearfishing. Anticorodal aluminum provides an excellent balance of light weight and mechanical strength, while the sound-dampening elastomer improves operational smoothness and reduces vibrations, optimizing comfort during extended use in the water.\u003c\/p\u003e\n\n\u003cp\u003eCompatibility with different types of shafts allows extensive gear customization, adapting to the specific needs of the freediver or spearfisher. 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An integral part of the \u003cstrong\u003eX-Power STC\u003c\/strong\u003e system, this adapter is an essential spare part for anyone who wants to keep their speargun efficient and high-performing at all times.\u003c\/p\u003e\n\n\u003ch3\u003eComposition and materials\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTubular adapter made of high-strength technical plastic\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003eSold complete with \u003cstrong\u003e2 silicone o-rings\u003c\/strong\u003e for sealing against the barrel\u003c\/li\u003e\n  \u003cli\u003eCompatible with \u003cstrong\u003eOmer Airbalete\u003c\/strong\u003e pneumatic spearguns\n\u003c\/li\u003e\n  \u003cli\u003eOriginal \u003cstrong\u003eSTC Italia\u003c\/strong\u003e component, a brand specialized in vacuum systems for spearfishing spearguns\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFunction and use\u003c\/h3\u003e\n\u003cp\u003eThe adapter plays a key role in ensuring a \u003cstrong\u003ewatertight seal on the barrel\u003c\/strong\u003e of the Omer Airbalete speargun, a critical element for the proper operation of the X-Power system. 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