The Razor RipStik G Caster Board is an extreme grinding machine! The spinning aluminum G-Tube allows for extreme grinds and a lot of fun! The Razor RipStik G Caster Board brings the carving thrill of surfing and snowboarding to dry land! The RipStik’s unique twisting motion moves you forward without ever pushing off the ground! The Razor RipStik G Caster Board 360 degree inclined casters and pivoting deck provide a unique carving motion. A concave deck and traction plates provide increased foot control. The Razor RipStik G Caster Board comes equipped with 76mm urethane wheels and high performance bearings for an unbelievably smooth ride. All you do is twist and go! The Razor RipStik G Caster Board, it’s like nothing you’ve ever ridden!