E*thirteen Grappler Race Carbon Downhill Rear Wheel - 27.5 inch, 150/157x12mm, 7s Integrated Cassette, BlackGrappler Race Carbon Rear Wheel Downhill 27. 5 inch x 30mm 32 Hole 150 157x12mm 7 spd 9 24t DM Cassette Black Leveraging multiple seasons of World Cup DH Racing experience and strong engineering principles, our Grappler Race Carbon DH Wheels are purpose built for downhill racing and multiple seasons in the bike park. The high modulus carbon fiber rims with 30mm inner width provide the lateral stability and precision needed to maintain speed and absorb