Meet the Resolve Fitness R1 Sled Tread: a wonderful trainer that gives you a killer HIIT workout. It is a non-motorized, self-powered treadmill with a fixed 11% incline. It has a 26lb flywheel and running surface of 24″ x 62″. The R1 Sled Tread has 7 levels of air and magnetic resistance.
This treadmill is ready for sprint, drive, push, and pull. You get 4 programs to try. The machine can handle users up to 330lbs.