K2 Skate Boy's Raider SL Inline Skates Original K2 Softboot The Stability Plus is the perfect blend of support, eliminating overall skate weight and offering versatility for a wide range of skaters Interlocking the frame and base creates a composite recreational frame that absorbs more road vibration then any other K2 frame Wheels/Bearings: 70mm, 80a/ABEC 3 Close your skates with one pull, its that easy; K2's speed lacing system makes it a breeze to get in and out of your skates