SRAM RED Crank Arm Assembly - 172.5mm 12-Speed 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon E1 Length X Diameter (mm)-1219x6 1 Size 355ml (12oz)

1 Size 355ml (12oz)

Front/Rear FT Cassette Body/Freehub Hole Count 36H Spacing/Axle B/O-NUT 5/16x26t Material Aly Color Sil Weight Brake Type RIM Spacing 100 PCD-L 38 PCD-R 38 LTF-L 15 LTF-R 15 CTF-L 35 CTF-R 35

Barrel: Satin Aluminum

Does not convert a hub or wheel to a different axle diameter or length

Gradients that indicate current sag and travel are conveniently located on the upper tubes

SRAM RED Crank Arm Assembly - 172.5mm 12-Speed 8-Bolt Direct Mount DUB Spindle Interface Natural Carbon E1 Length X Diameter (mm)-1219x6 1 Size 355ml (12oz)When SRAM found ways to make their lightest and stiffest crank even lighter they went for it. A new optimized layup drops 29g from the hollow carbon arms. Plus they're offering more crankarm lengths than ever before to ensure this crank works for you. Carbon crank arms are 29g lighter than previous generation 8 bolt interface compatible with power and non power AXS spiders and integrated chainrings (Chainrings sold separately) Rings Sold Separately