SRAM Rival 1x XPLR Wide Crank Arm Assembly - 170mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 CheckoutSpec= Dropout #590 5mm diameter

5mm diameter

right-hand (RS3208)

1-inch hex drive at one end and 16-notch 44mm bottom bracket tool (or centerlock rotor tool) at the other end

A pair of technically advanced glasses that go perfectly with sports and activities at high altitudes

From Woom:

SRAM Rival 1x XPLR Wide Crank Arm Assembly - 170mm 12/13-Speed 8-Bolt Direct Mount DUB Spindle BLK E1 CheckoutSpec= Dropout #590 5mm diameterSRAM Rival 1x XPLR Wide Crank Arm Assembly 170mm 12 13 Speed 8 Bolt Direct Mount DUB Spindle Black E1. SRAM has taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio with material only where its needed8 bolt interface compatible with power and non power AXS spiders and integrated chainrings (Chainring and spider sold separately) DUB bottom bracket adds durability and simplicity (Bottom