{"product_id":"calotte-campagnolo-esterne-pro-tech","title":"Campagnolo Pro-Tech external bottom bracket cups, black","description":"\u003cp\u003eCampagnolo Pro-Tech external cups are the threaded bottom bracket for riders using an Ultra-Torque crankset on a road or gravel bike. Choose the English or Italian version to match your frame.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCentral sleeve made of glass-fiber-reinforced polyamide\u003c\/li\u003e\n\u003cli\u003ePatented external seal, a feature found only on this model\u003c\/li\u003e\n\u003cli\u003eFor Campagnolo Ultra-Torque axles, for gravel and racing\u003c\/li\u003e\n\u003cli\u003eBearings not included: sold separately\u003c\/li\u003e\n\u003cli\u003eHow to choose: English for a 68 or 73 mm shell, Italian for a 70 mm shell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel (MPN)\u003c\/strong\u003e: OC21-PRG (English); OC21-PRI (Italian)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottom bracket shell width\u003c\/strong\u003e: 68 and 73 mm (English); 70 mm (Italian)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreading\u003c\/strong\u003e: English; Italian\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrank axle\u003c\/strong\u003e: Campagnolo Ultra-Torque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: central sleeve made of glass-fiber-reinforced polyamide; patented external seal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse\u003c\/strong\u003e: gravel and racing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearings\u003c\/strong\u003e: not included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariants\u003c\/strong\u003e: English; Italian\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CAMPAGNOLO","offers":[{"title":"Eng.","offer_id":55864694145404,"sku":"CMOC21PRG","price":30.98,"currency_code":"EUR","in_stock":true},{"title":"Ita.","offer_id":55864694178172,"sku":"CMOC21PRI","price":30.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/2051\/6162\/files\/CMOC21PRG.jpg?v=1760392271","url":"https:\/\/evolutionbikes.it\/en-eu\/products\/calotte-campagnolo-esterne-pro-tech","provider":"Evolution Bikes IT","version":"1.0","type":"link"}