{"product_id":"pulegge-ermes-roller","title":"Roller Speargun Pulleys","description":"\u003ch2\u003ePair of Derlin Roller Speargun Pulleys for Freediving Spearfishing\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003epair of Roller Speargun pulleys\u003c\/strong\u003e is made from black Derlin, a material chosen to provide greater mechanical strength and optimal performance under both static and dynamic load.\u003c\/p\u003e\n\u003cp\u003eThe pulley groove features a specially designed profile to eliminate the problem of band slippage during contraction, ensuring efficient power transmission and improved reliability during freediving or spearfishing.\u003c\/p\u003e\n\u003ch3\u003eTechnical features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOuter diameter: \u003cstrong\u003e28 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eGroove diameter: \u003cstrong\u003e19 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eInner diameter (shaft): \u003cstrong\u003e6 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eThickness: \u003cstrong\u003e16 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe combination of these parameters ensures proper hydrodynamics of the pulleys within the system, with extremely low resistance to movement. The use of Derlin also helps maintain lightness and rigidity, key elements for optimizing the tracking and accuracy of the speargun or sled.\u003c\/p\u003e","brand":"Ermes","offers":[{"title":"Default Title","offer_id":56926609178969,"sku":"04.2816.00","price":15.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6732\/1945\/files\/Pulegge_Roller.png?v=1782069627","url":"https:\/\/deepbluesub.com\/en\/products\/ermes-roller-pulleys","provider":"DEEP BLUE - Freediving \u0026 Spearfishing","version":"1.0","type":"link"}