Vidpro SK-22 Professional Skater Dolly for Digital SLR Cameras & Video Camcorders Designed for use with DSLRs and camcorders Allows precise camera gliding movement with minimal prep time Achieve cinematic panning in straight lines, broad curves or full 360-degree circle Angle position markers allow fast and easy axle adjustment Includes: Smooth rolling polyurethane wheels with stainless steel ball bearings, articulating magic arm and extendable handle