Useful tool for bikes.

Features:
High quality material, durable to use.
Easy to install on the bike.
It is suitable for most of mountain bikes.

Specifications:
Material: Iron
Color: Black
Bearing: 2
Item Length: 12cm / 4.72in
Item Width: 3.5cm / 1.38in
Item Weight: 278g / 9.82oz
Package Size: 24 * 20 * 3.5cm / 9.45 * 7.87 * 1.38oz
Package Weight: 313g / 11.06oz

Package List:
1 * Bottom Bracket
2 * Screws"