Oj Wheels Keyframe Plain Jane 56mm 87a White W/Org Wheels (Set Of 4) Oj Wheels Keyframe Plain Jane 56mm 87a White W/Org Skateboard Wheels. Keyframes are soft cruiser wheels. The name says it all. OJ's beloved 87a Keyframe formula now available in all white with just one small logo on one side. Smooth, fast rolling over rough surfaces. Lets just say you won't be pushing much.