{"product_id":"bozzello-ermes-hard-3-ceramic-per-sistemi-vela-inverter","title":"Hard 3 Blocks - Ceramic","description":"\u003ch2\u003eErmes Hard 3 - Ceramic: Pulley System for Invert Roller Spearguns\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHard 3 - Ceramic\u003c\/strong\u003e is a pulley system designed specifically for Invert Roller spearguns, engineered to optimize load distribution and ensure even balance across the speargun structure.\u003c\/p\u003e\n\u003cp\u003eThe pair of pulleys ensures proper alignment and orderly routing of the elastic line, improving thrust transmission smoothness and symmetrically supporting the forces applied during the speargun loading phase. This system helps maintain consistent mechanical efficiency and reliability of the weapon while underwater.\u003c\/p\u003e\n\u003ch3\u003eMaterials and Technical Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eStainless steel frame made by laser cutting, ensuring mechanical strength and long-lasting durability even in marine environments.\u003c\/li\u003e\n  \u003cli\u003ePulleys equipped with ceramic bearings, which reduce friction while providing greater smoothness and responsiveness in the speargun mechanism.\u003c\/li\u003e\n  \u003cli\u003ePulley diameter: 22 mm, for proper band wrapping without deformation.\u003c\/li\u003e\n  \u003cli\u003ePulley height: 5 mm, an ideal size for a compact footprint while ensuring effective load distribution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis pulley system is suitable for freedivers and spearfishers using spearguns with an Invert Roller mechanism, as it combines lightness and mechanical strength, ensuring more efficient force transmission and maintaining the speargun’s trim during spearfishing.\u003c\/p\u003e","brand":"Ermes","offers":[{"title":"Default Title","offer_id":56926610063705,"sku":"03.0023.01","price":61.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Bozzelli_Hard_3_-_Ceramic.png?v=1782069586","url":"https:\/\/deepbluesub.com\/en\/products\/ermes-hard-3-ceramic-block-for-inverter-vela-systems","provider":"DEEP BLUE - Freediving \u0026 Spearfishing","version":"1.0","type":"link"}