WTB Proterra Tough i30 Rear Wheel - 29" 12 x 148mm 6-Bolt BLK Micro Spline 32H MFPN=AC990093 Narrow-wide chainring with 28 teeth

Narrow-wide chainring with 28 teeth in the front

Oval 110 BCD Asymmetric 4-Bolt Chainrings for Shimano GRX Cranks feature an aero design for 46T

8mm rise +/-6 deg length 100mm color black

With a slim fit and clean look

description SRAM Shiftmix mount 2-bolt split-clamp left/right left color silver

WTB Proterra Tough i30 Rear Wheel - 29" 12 x 148mm 6-Bolt BLK Micro Spline 32H MFPN=AC990093 Narrow-wide chainring with 28 teethWTB Proterra Tough i30 Rear Wheel 29" 12 x 148mm 6 Bolt Black Micro Spline 32H. Proterra Tough i30 wheels keep the trail in check while everything else blurs by in the periphery. Reinforced by WTBs proven Dual I Beam support Proterra Tough rims feature a 30mm internal width to provide higher tire volume while also increasing sidewall support at lower pressures. Choose Proterra Tough when you need a wheel that wont let you down. Frequency Hub with top