SRAM 900 Rear Hub - QR x 135mm/12 x 142mm 6-Bolt XDR Black 28H MFPN=RR21DM44TFLT12BLK Model Shimano (A-Type 2-Piston) Compound/Backing

Model Shimano (A-Type 2-Piston) Compound/Backing E-Bike Organic/Steel

Type Standard Size 18x2

An external charging port provides riders with the option to charge the eBike without removing the battery

Green compound is made from renewable and recycled raw materials

SRAM 900 Rear Hub - QR x 135mm/12 x 142mm 6-Bolt XDR Black 28H MFPN=RR21DM44TFLT12BLK Model Shimano (A-Type 2-Piston) Compound/Backing900 Rear HubSealed cartridge bearings Angled flanges provide optimum spoke geometry Axle end caps for alternate frame specs are included (except for Boost hubs) and can be swapped without tools Flange Diameter, Left 58 Rear Axle 12mm Thru x 142mm Flange Diameter, Right 60 Cassette Body Type SRAM XDR Center to Flange, Left 34. 25 Center to Flange, Right 20. 5 Color Black Skewer Included Yes Bearing Type Sealed Cartridge Weight 275 Defined Color Black