Speedster Torpedo Sled - Complete Resistance Training with Drag Sled, X-Harness, Padded Waist Belt, Tow Lines, and Weight Bags Develop explosive leg drive and game-changing acceleration. Includes: Torpedo Sled, Tow Lines, Weight Bags, Shoulder Harness & Padded Belt No weights requiered. Speedster Training Products are used by athletes, coaches, and pros worldwide. Made in the USA. 1 Year Conditional Warranty.