{"product_id":"chinook-aluminum-extension-us-cup-reduced-diameter-short","title":"Chinook Aluminum Extension - US Cup Reduced Diameter Short","description":"The Chinook Aluminum US Cup-RDM-Short Extension delivers premium performance in a compact 12cm design. Built from custom alloy with bell-shaped tubing, it maximizes strength while minimizing weight—ideal for sailors demanding reliability without excess bulk.\n\nThe innovative Composite Snap Collar system eliminates fumbling with lost pins and collars, allowing single-handed adjustments on the water. Integrated US Power-Haul pulley and cleat system provides proven control, while 2cm adjustment increments let you fine-tune your setup precisely.\n\nReduced diameter construction fits US Basecup standards. Large brass pulleys deliver increased mechanical advantage for smoother, more responsive handling. Perfect for sailors who refuse to compromise on quality or convenience.","brand":"Chinook","offers":[{"title":"Default Title","offer_id":45413976637474,"sku":null,"price":87.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/5646\/4418\/files\/47S-AluminumExt_USCupRDMShort12cm_1600x_jpg.webp?v=1782947581","url":"https:\/\/larsonsport.com\/products\/chinook-aluminum-extension-us-cup-reduced-diameter-short","provider":"Larson's Ski \u0026 Sport","version":"1.0","type":"link"}