Power Spline or Power Drive bottom bracket interface

Pin Quantity: 10 replaceable pins on each side

1x Use manual

it will also perform well with any other Box Prime 9 components

Topeak Uni Super Tourist Cargo Rack - Black - Disc Images Uploaded - Ready for Review Power Spline or Power DriveFor 24 29 & 700C Wheels w Disc Brakes This one size fits all aluminum tubular rear rack is equipped with adjustable legs to fit most 24 to 29 wheel MTB and 700C touring bikes with disc bakes. This durable tubular rack is designed for running errands in town or long distance touring. The MTX QuickTrack plate is compatible with any Topeak MTX TrunkBag, MTX rear basket, and most other rack packs and panniers on the market.