Industry Nine Hydra 2 Boost XD Disc Hub Rear 28H 12mm TA 148mm SRAM XD Turquoise ModelNumber=E3510 By keeping chain tension with

By keeping chain tension with the Chain Keeper you can be confident your bike is safe during drivetrain cleaning or travel

but not Shimano 12sp chains)

Dual linear spring tension adjustment

Large radius bends for greater durability

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Industry Nine Hydra 2 Boost XD Disc Hub Rear 28H 12mm TA 148mm SRAM XD Turquoise ModelNumber=E3510 By keeping chain tension withRedesigned with scalloped hub flange to distribute stress loads Thicker axle and larger bearings throughout E bike compatible Hydra2 freehub mechanism improves over previous Hydra hub internals with larger pawl pockets and tougher metal for the drivering 6 pawl, 6 phase, with an extra tooth on the pawl for quicker . 41 deg between engagement points 6 bolt 44mm BCD International Standard disc mounting dimensions There can be color variations during