{"product_id":"coppia-bozzelli-inverter-ht-sigal-sub","title":"Ht Inverter Blocks","description":"\u003ch2\u003eHT Pulleys - Sigalsub\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSigalsub HT Pulleys\u003c\/strong\u003e are high-quality technical components designed and manufactured in Sigalsub’s workshops to equip \u003cstrong\u003espearguns with a compound pulley system\u003c\/strong\u003e. Sold in pairs, they are the ideal solution for anyone looking to build or upgrade their speargun with a high-power, high-precision \u003cstrong\u003eInverter or Roller Speargun\/Inverter\u003c\/strong\u003e propulsion system.\u003c\/p\u003e\n\n\u003ch3\u003eConstruction and Materials\u003c\/h3\u003e\n\n\u003cp\u003eEach pulley block consists of \u003cstrong\u003etwo stainless steel plates\u003c\/strong\u003e connected by \u003cstrong\u003etwo axles made from the same material\u003c\/strong\u003e, ensuring maximum corrosion resistance and structural strength in marine environments. The \u003cstrong\u003eframe can be disassembled\u003c\/strong\u003e using Allen screws, making maintenance and component replacement easy.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStructure\u003c\/strong\u003e: two stainless steel plates with dual through-axles\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePulley\u003c\/strong\u003e: equipped with a \u003cstrong\u003eself-lubricating POM roller\u003c\/strong\u003e to reduce friction and ensure smooth line travel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisassembly\u003c\/strong\u003e: fully disassemblable frame via Allen screw\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin\u003c\/strong\u003e: designed and manufactured entirely by Sigalsub — \u003cstrong\u003eMade in Italy\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOperation in the Compound System\u003c\/h3\u003e\n\n\u003cp\u003eThe pulley block system allows the pairs of bands to be connected on one axle while the line runs on the other, through the POM pulley. This mechanism \u003cstrong\u003emultiplies the force of the bands\u003c\/strong\u003e, allowing easier loading while delivering significantly greater shooting power than traditional spearguns.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eThe pairs of bands are connected to one axle (handle side)\u003c\/li\u003e\n  \u003cli\u003eThe line running to the muzzle slides over the other axle\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eCorrect positioning\u003c\/strong\u003e is achieved by routing the band line loops so that the pulley blocks remain parallel to the barrel, preventing scratches and friction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\n\u003cp\u003eThe Sigalsub HT Pulleys were developed specifically for the \u003cstrong\u003eNemesis HT\u003c\/strong\u003e speargun, Sigalsub’s flagship Roller-Inverter system, and are compatible with spearguns with 26\/28 mm barrels. They are ideal for \u003cstrong\u003ecompound setups with two or three pairs of bands\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with the \u003cstrong\u003eSigalsub Nemesis HT\u003c\/strong\u003e speargun\u003c\/li\u003e\n  \u003cli\u003eSuitable for spearguns with \u003cstrong\u003eInverter and Roller Speargun\/Inverter\u003c\/strong\u003e propulsion systems\u003c\/li\u003e\n  \u003cli\u003eCan be used to build or upgrade custom spearguns with a compound pulley system\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sigal Sub","offers":[{"title":"Default Title","offer_id":56926853693785,"sku":"149-BHT","price":37.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/bopzzelli-ht-inverter-sigalsub.png?v=1779120777","url":"https:\/\/deepbluesub.com\/en\/products\/sigal-sub-pair-of-ht-inverter-blocks","provider":"DEEP BLUE - Freediving \u0026 Spearfishing","version":"1.0","type":"link"}