ECHO BB Set

High-end mid sized BB kit. The spacer will increase the longevity of the bearings as well as help with crank flips if thats your thing, so yeah, don't leave it out...

Size: mid bb, for 19mm or 20 mm spindle

Material: alloy CNC cones, sealed bearing

Weight: 235 g (8.29 oz : 0.52 lbs)

Features:

• high quality sealed bearings
• includes cones & spacers to adjust chain-lines on 68 mm, 73 mm & 74 mm BB shells