Tilt SCS Classic Clamp Splitboard Skin 2 backpack and climbing harness compatible zipper 2 backpack and climbing harness compatible zipper pockets heavy mountain bikes and sturdy bikes with large wheelbases Ergonomic transport of the bike rack thanks to the integrated transport wheels and carrying handle Included foldable loading ramp integrates into rack for convenient storage Receiver lock secures the rack to the vehicle and virtually eliminates movement in the receiver Lock bikes to the bike rack and your bike rack to the receiver with the included locks Fits both 2 in Included: Clamp and compression bolts Material: Anodized billet 6061 T6 aluminum