Black Ops Mid/USA Dualie BB – 22mm

The Black Ops Mid/USA Dualie BB is a versatile bottom bracket that fits both American and Mid style BB shells. Constructed from 6061-T6 full CNC alloy, this bottom bracket features an anodized surface finish for added durability. With a 22mm spindle and press-fit cup design, it’s designed for a smooth and efficient ride. The weight of this bottom bracket is 255g and the cup outer diameter/bearing outer diameter is 41mm or 51mm. Perfect for anyone looking for a high-quality and durable bottom bracket that can fit multiple types of bike frames.