The FRX310, 3 x 110mm, is a responsive tri-wheel skate designed for fast-paced urban skating. The 232mm extruded aluminium frame can easily accommodate the 110mm/88a Street King wheels seated on TwinCam MW7 bearings that come standard. Features include: EVA shock absorption insoles Liners :Removable Frames : Extruded Aluminium Frame Wheels :Black Street Kings Wheels 110mm 88a Bearings :TWINCAM MW7 Please note that they do not come standard with a brake. They fit up on the small side too.