SRAM XX1 Eagle DUB Power Meter Power Meter Crankset Speed: 11/12 Spindle: 28.99mm BCD: 104 32 DUB 170mm Black Boost CheckoutTitle=SRAM Left GX Eagle GXP Crank Arm Cable hole now sits behind

Cable hole now sits behind the lever

Look at old Sassy just glowing and cradling Steely

Use it as a rear tire paired with a more aggressive front tread or front and rear for short track racing

Fits Shimano/KMC/SRAM 10 11 and 12 speed chains

SRAM XX1 Eagle DUB Power Meter Power Meter Crankset Speed: 11/12 Spindle: 28.99mm BCD: 104 32 DUB 170mm Black Boost CheckoutTitle=SRAM Left GX Eagle GXP Crank Arm Cable hole now sits behindBluetooth low energy technology and ANT+ wireless data transfer MagicZero automatically checks and recalibrates your power meter as you ride no need to manually calibrate AxCad no cadence magnet required 10K Temperature Compensation Battery CR2032, 200 hour battery life, change without tools OmniCal swap chainrings without affecting accuracy 2 year warranty IPX7 waterproof rating Accuracy within 1. 5%, measuring both legs. SRAM Model ID: PM XX 1 C1