{"product_id":"crupi-quad-disc-hubset-28h","title":"Crupi Quad Disc Hubset 28h","description":"\u003cdiv\u003e\n\u003cdiv\u003eQuicker and faster engagement is what race hubs are all about these days.\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eThe fastest Spring \u0026amp; Pawl Engagement System in BMX!  \u003c\/span\u003e\u003cspan\u003eThe Quad Hub features 150 ratchet teeth which engage every 2.4 degrees so what you get it is a super fast engaging hub.  (\u003cem\u003eYou won't know it's not instant engagement!\u003c\/em\u003e) \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eWe provide 4 cog spacers which allow you to position the cog where it provides the best possible chain alignment.  Hubset comes with a 16t cog but is designed to work with any Shimano compatible cog.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eFixed independent leaf spring\/pawl system acting simultaneously when engaged\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLess resistance and less wear = a smoother rotating hub\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisc Rear requires a 6-Bolt Rotor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFor Crupi frames, we recommend the Elevn Disc adapter kit with a 120mm rotor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eAxles are 10mm \u003c\/li\u003e\n\u003cli\u003e28H set weighs \u003cspan\u003e\u003cstrong\u003e16.6oz\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Ad Astra Bike Co","offers":[{"title":"Default Title","offer_id":59244912640081,"sku":null,"price":264.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0261\/4807\/7649\/files\/ScreenShot2026-03-27at7.18.41AM.png?v=1774613941","url":"https:\/\/www.adastrabikeco.com\/products\/crupi-quad-disc-hubset-28h","provider":"Ad Astra Bike Co","version":"1.0","type":"link"}