The cast and steel jack is exactly the same as the all-cast jack except that it has 4 stamped high-strength steel parts. We stamp and form the parts in-house; that allows us to offer the jack at a lower price, yet we still maintain the rigid quality standards that every Hi-Lift product must meet. Made of Cast & Stamped Steel Parts. 7000lb (3175.14kg) Tested Capacity. Available in 36", 42", 48", & 60" Heights. (91, 107, 122, & 152cm) Lifts, Winches, Clamps, & More