Amazon.com : East buy Camera Dolly Skater,Mini Desktop 10KG Load Rail Roller Track Slider Dolly Skater Car for DSLR Camera Camcorder, default : Electronics
Skateboard Dolly | Panavision Grip & Remote
Amazon.com: PROAIM Skateboard Kit for Doorway Dolly. Turns Your Platform Dolly into Track Dolly. Friction-Free, Smooth Motion on Straight/Curve Tracks, Secure Fit. 680kg/1500lb Payload + Flight Case (SB-283-01) : Everything Else