Rookie Mid BB Set
A simple but essential replacement bottom bracket. Mid sized bearing, available in 19mm or 22mm. Everything you need, and nothing that you don’t!
Material – stainless bearings
Size – mid size sealed bearings, for 19mm or 22mm spindle
Features – includes all spacers and cones for adjustment fits on 68mm, 73mm or 74mm bb shells
Weight – 206g