Easy-to-Use Maxbell BB30 to BSA Bottom Bracket Aluminum Alloy Adapter for Cycling Responsible

Description:Made of high quality aluminum alloy, sturdy, durable and lightweight

With o ring design for preventing gap between the adapters and frame cup

Designed to convert BB30 to BSA, BB68/73, BB51, BB70 bottom bracket

Cup diameter is 1

65inch, easy installation

Compatible with most bikes

Specification:Material: Aluminum AlloySize Chart:4

2cm/1

65inchPackage Includes:2 Bottom BracketNote:Please allow slightly errors due to manual measurement and different monitors