1. Product name: Bicycle B. B cups
2. Material: Steel
3. Adjusting cup: 1.37"*24t
Flanged cup: 1.37"*24t
Locking ring: 3.0*1.37*24t
Ball retainer: 1/4"*9
4. Finish: Any colour available.



Our factory can produce all kinds of bicycle parts. All our products are with good quality and favorable price. If any item meets your interest, pls do not hesitate to contact us. We will give our best price