WTB Proterra Tough i30 Rear Wheel - 27.5", 12 x 148mm, 6-Bolt, Black, HG 11 MTN, 32HProterra Tough i30 wheels keep the trail in check while everything else blurs by in the periphery. Reinforced by WTB's 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 won't let you down. Solid rim strip and TCS tape included Frequency Hub with top tier EZO bearings 30mm TCS Tubeless
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