HomePartsBBRKT UN300 Tapered British Thread BBRKT UN300 Tapered British Thread£23.99 Size Choose an option68 - 107 mm68 - 110 mm68 - 113 mm68 - 115 mm68 - 117.5 mm68 - 118 mm68 - 122.5 E-type68 - 122.5 mm68 - 127 mm73 - 113 mm73 - 118 mm73 - 122 mm Color Choose an optionSilverClear BBRKT UN300 Tapered British Thread quantity Buy now SKU: VARBBUN300 Category: Parts Product ID: 5111 Shimano Description Brand Description BB-UN300 Bottom Bracket British Thread Brand Shimano Related products CassettesPartsShimano ComponentsTransmissionCASS CS-HG500 10 spd £34.99 – £39.99Price range: £34.99 through £39.99 Buy now This product has multiple variants. The options may be chosen on the product page BrakesBrakes & GearsBrakes and GearsPartsD/BRAKE RS305 Calip £79.99 – £84.99Price range: £79.99 through £84.99 Buy now This product has multiple variants. The options may be chosen on the product page Brakes & GearsBrakes and GearsGear LeversPartsSL-TZ500 SIS thumb shifter, friction, left hand £9.99 Buy now