Quality Wheels Formula / WTB ST i30 Rear Wheel - 27.5" 12 x 148mm Center-Lock HG 11 MTN BLK 32H MFPN=69051 The E 1900 Spline wheels

The E 1900 Spline wheels were developed precisely for these freewheeling moments

Solid pulley and shielded pulley teeth prevent trail debris from jamming up your flow

Eliminate unwanted air pressure build up in the lower leg caused by variations in altitude or temperature

} 360° visibility

Quality Wheels Formula / WTB ST i30 Rear Wheel - 27.5" 12 x 148mm Center-Lock HG 11 MTN BLK 32H MFPN=69051 The E 1900 Spline wheelsQuality Wheels WTB ST Light i29 Rear Wheel 27. 5" 12 x 148mm Boost Center Lock HG 11 Black. Rear wheels built with the WTB STi29 rim. TECH SPECS Rear Axle 12mm Thru x 148mm Rim Width (Internal) 29 Cassette Body Type Shimano Dynasys 11 Speed Mountain Cassette Body Type Shimano SRAM 8 9 10 Speed Wheel Size 27. 5+ Defined Color Black ISO Diameter 584 650b 27. 5" Tire Type Tubeless Ready Clincher Hub Brake Compatibility Center Lock Disc