Sled Training is one of the most effective exercises today. The patented SledMill system is one of the most popular HIIT Products on the market. Its a total body workout that improves strength, stamina, speed, and power. Get all the benefits of sled training and the ability to perform hundreds of exercises in only 8 feet of space! Features: Replicates all sled exercises including sprints Simulate athletic movements performed on court/field great for developing sports specific stability, speed and power Bi-directional brake forward or backwards Quickly change directions (forward, lateral, backwards) Trains how to generate maximum ground reaction force Handle/strap attachment allows users to perform 100s of full body exercise (great for group exercise) Telescoping Front Handles adjust to fit users up to 68 8 Levels of Magnetic Resistance simulate pushing up to 450lbs HIIT Mode Setting allows users to chose from multiple training protocols Specs: Dimensions: 79 (201 cm) L x 40 (102 cm) W x 51 (130 cm) Weight: 575 lb (261 kg) Training Surface: L 53 (134 cm) x W 21 (53 cm) Training Range: Simulate pushing up to 450lbs (204kg) Warranty: Full Commercial Frame & Motor - 3 years Electronic Parts (Control Board, Harness, Monitor) - 2 years Deck Belt - 1 year Drive Belts - 6 Months All other parts - 1 year Labor - 1 year