WTB Proterra Tough i30 Rear Wheel - 29" 12 x 148mm 6-Bolt BLK Micro Spline 32H Model=Crest MK4 Rear Wheel Road version is designed for

Road version is designed for road derailleur pulleys while MTB formula is for GXP bottom brackets (road and mtn) and mountain derailleur pulleys

a refreshing blend of amber

reduced foot numbness

Hollow pins save precious grams of weight

gravel or dirt

WTB Proterra Tough i30 Rear Wheel - 29" 12 x 148mm 6-Bolt BLK Micro Spline 32H Model=Crest MK4 Rear Wheel Road version is designed forWTB 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