Preload Ring Kit for SRAM DUB Crank Spare Part Kit for adjusting the axial bearing clearance of SRAM DUB cranks . technical data: intended use : perfect adjustment of your inner bearing clearance Material preload ring: 7075 alu Material screw: 7075 Aluminum alloy M3 Diameter shaft: 28.99 mm Compatibility: SRAM DUB cranks (XX1 Eagle DUB, X01 Eagle DUB), inner ring with flange not compatible with Fat Bike cranks Color: Black/red/purple/green Weight: about 8g
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