{"product_id":"square-taper-bottom-bracket-set-bb-un300-english-t","title":"Square Taper Bottom Bracket Set BB UN300 English Thread 68mm Or 73mm Shell Width, Cartridge Design With 107mm to 127.5mm Spindle Lengths, Black, Easy Install For Road And Mountain Bikes, Built To Last","description":"\u003cdiv\u003eBB UN300 Square Taper Cartridge Bottom Bracket for 68\/73mm shells\u003cbr\u003e\n✔️ Cartridge design, 107-127.5mm spindle range, black \u003cp\u003eThis cartridge bottom bracket set uses the BB-UN300 standard to fit square-taper cranks in bikes with 68mm or 73mm shell widths. It's designed for road and mountain bikes, delivering smooth rotation and long service life.\u003c\/p\u003e ✅ THREAD IN OR PRESS IN \u003cbr\u003e\n✅ SHELL WIDTH: 68mm or 73mm \u003cbr\u003e\n✅ SPINDLE LENGTHS: 107mm, 118mm, 122.5mm, 117.5mm, 110mm, 113mm, 115mm, 127.5mm \u003cbr\u003e\n✅ CRANK INTERFACE: Square type \u003cbr\u003e\n✅ COLOR: Black \u003cbr\u003e \u003cp\u003e💡 What is a bottom bracket set used for in a bicycle?\u003c\/p\u003e\nIt uses sealed cartridge bearings to keep the crank turning smoothly.\n- Sealed cartridge bearings reduce friction and wear \u003cbr\u003e\n- Compatible with square-taper cranks and BB UN300 specs \u003cbr\u003e\n- Multiple spindle lengths help achieve right chainline \u003cbr\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48523242864875,"sku":"VXB088XS9HY9","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51DuFP84CeL.jpg?v=1779592555","url":"https:\/\/vxb.com\/products\/square-taper-bottom-bracket-set-bb-un300-english-t","provider":"VXB Bearings","version":"1.0","type":"link"}