We are trying to satisfy 100% of our customers
Our bikes are 100% safe and eco-friendly
✕
biker4-shop-icon3

BSA (English)

julio 26, 2026

Grafton Mountain Bike Crankset 170mm longNew Old Stock

Vintage grafton crankset with Shimano bottom bracket BSA English BB-UN71 123mm Grafton crankset 170mm 22-32-42 These cranks were on display mounted to a GT team frame for the last 30+ years. The bike was never completely built up and never ridden so the cranks and bottom bracket have zero miles I sent pics of the cranks to John Grafton recently and he says that these are Grafton cranks
julio 26, 2026

VTG 90s Kooka Crank Set 94/58BCD

Kooka crank set BCD 94/58 175mm arms Condition is like new Compatible whit square tapered spindle Bottom Bracket 125x73
julio 26, 2026

Wheels Manufacturing BSA Bottom Bracket – Hollowtech II Spindle, ABEC 3, Teal

Wheels MFG BSA Bottom Brackets for frames that accept English (BSA) threaded bottom bracketsAllows the use of cranks that use 24mm spindles such as Hollowtech II, Full Speed Ahead, RaceFace EXI etc. to be used with BSA threaded frames. Durable and lightweight machined aluminum cups for outboard set ups. Features Enduro ABEC-3 sealed bearings for smooth operation and long life. Bottom bracket is fully serviceable. For use with frames with 68mm and 73mm bottom bracket shells. Includes: (2) BB cups with bearings, (2) Enduro Silicone dust seals, (1) 2.5mm aluminum BB cup spacers for use with 68mm wide BB shell, (1) 1.8mm aluminum BB cup spacers for use with 68mm wide BB shell, (1) 0.7mm aluminum BB cup spacers for use with 68mm wide BB shell, (2) 0.5mm crank spindle spacers, (2) 1.0mm SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us
julio 26, 2026

Vintage Tange Tioga Bottom Bracket 1.37×24 CrMo 3RT Square Taper MTB BSA 132mm

Vintage Tange/Tioga square taper bottom bracket. Marked CrMo 3RT. English/BSA threaded cups marked 1.37x24T, Japan. Approx. 132.6mm overall spindle length shown in photos. Includes spindle, cups, lockring, bearings, and bolts as pictured. Used vintage condition with cosmetic wear, scratches, oxidation, and tool marks. Bearings/cups appear clean and serviceable, but recommend inspection/grease/service before installation. Good for a period-correct MTB restoration or rider build.