Wheels Manufacturing 5/32" x 20 Headset Bearing Retainer Bag of 10 Fits many 1-1/8" Loose Ball Headsets - Tange CDS Shimano MFPN=SCW-21 }Surly Ultra New Rear Hub

}Surly Ultra New Rear Hub - Threaded x 130mm Rim Brake Fixed/Free Black 32H

Through the spherical contact surface DT Pro Head nipples align automatically with the angle of the spoke which leads to a homogeneous power transmission

1 Wall Dbl Side Disc Color Black Hole Count 36 Valve SV Weight 660g ERD 534 Extras

Rim Width (Internal) 18 Defined Color Black Wheel Size 20" Color Black ISO Diameter 451/ 20 x 1-1/8" 1-3/8" Valve Presta Rim Center Offset (mm) 0 Weight 357 Tire Type Clincher Rim Material Alloy Hub Drilling 32 Brake Track Non-Machined Manufacturer Spec ERD (mm) 438

Shifter is not compatible with 11 speed MTB derailleurs

Wheels Manufacturing 5/32" x 20 Headset Bearing Retainer Bag of 10 Fits many 1-1/8" Loose Ball Headsets - Tange CDS Shimano MFPN=SCW-21 }Surly Ultra New Rear HubWheels Manufacturing 5 32" x 20 Headset Bearing Retainer: Bag of 10 Fits many 1 1 8" Loose Ball Headsets Tange CDS Shimano. Loose ball headset bearing retainers. Grade 300 bearings TECH SPECS Bearing Type Cup and Cone