Proterra 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.

Frequency Hub with top-tier EZO bearings

30mm TCS Tubeless compatible rims with 3-cross lacing and brass nipples

Swift 6-pawl freehub and 5 degrees of engagement

Rear Axle	12mm Thru x 148mm
Rim Width (Internal)	30
Cassette Body Type	Shimano HG
Valve	Presta
Color	Black
Wheel Size	27.5"
Defined Color	Black
ISO Diameter	584 / 650b / 27.5"
Tire Type	Tubeless Ready
Rim Material	Alloy
Hub/Brake Compatibility	6-Bolt Disc
Size	27.5"