{"product_id":"rennshift-thread-to-crush-sleeve-knob-adapter","title":"Rennshift Thread to Crush Sleeve Knob Adapter","description":"\u003cp\u003e\u003cb\u003e \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRennshift Thread to Crush Sleeve Knob Adapter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKnob not included. This adapter is used to fit our threaded knobs onto a smooth shaft shifter (stock shifter or old RennShift). Includes new crush sleeve.  Shifter shaft must be hollow to allow for knob stud clearance.\u003c\/span\u003e\u003c\/p\u003e","brand":"JWest Engineering","offers":[{"title":"Black","offer_id":47547358216370,"sku":"RS-KB-CRUSH-BK","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Polished","offer_id":47547358249138,"sku":"RS-KB-CRUSH-PO","price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/Screenshot2026-06-02150707.png?v=1780434509","url":"https:\/\/pmbperformance.com\/products\/rennshift-thread-to-crush-sleeve-knob-adapter","provider":"PMB Performance","version":"1.0","type":"link"}