Camera Dolly with 12ft. of Dolly Track Doorway/Ride On Dolly with 12 feet of Professional Dolly Track Use as a standard one-person Dolly (move along with a tripod) or configure as a ride-on dolly with our included seat and push/pull handle. 16 wheel system allows for a smooth and secure ride. 30 Day Money Back Guarantee. Toll Free Technical support Lifetime Warranty.