Wald 215 Rear Rack Black MFPN=11.4018.111.060 They are compatible with all

They are compatible with all standard mountain bike handlebars

8 spline Bottom bracket: RADIO "MID" bb set

Model CT1139SMN Hub 9-Spline 6-Bolt Teeth 39t

From a distance what may look like a standard hub when fitted to your wheelset is actually hiding a dynamo

Wald 215 Rear Rack Black MFPN=11.4018.111.060 They are compatible with allA rear rack that offers a classic styling that will fit most 26" and 27" bikes. Mounts to eyelets near the rear axle and the brake mount Leg length vertically from carrier to mounting hole is 13. 25" Inside leg distance at underside of rack platform is 2. 75" Rack platform is 5 x 13" 2" stop rail at front of rack Made in USA Color Black Weight 1134 Requires Eyelets Yes Tube Diameter 7 Platform Dimensions 13 x 5" Material Steel Maximum Wheel Size (in)