This push-pull sled is ideal for developing leg strength and speed. Plate neck accommodates Olympic style plates (not included) if you require more workout weight. Either pull the sled with shoulder harness/straps or push the sled with 12″ high push-bar. Unit measures 43″L x 19″W x 14″H and weighs 40 lbs. Sled includes shoulder harness with two straps.Made in the USA.