Channel iron extra heavy duty wide base for added stability. Heavy duty ram with gradual release feature. Large swivel casters for stability. Adjustable saddle for ease of alignment. Easily disassembled for transporting and storage. Shipped in 2 cartons to allow delivery by UPS. Replacement long ram available - Sunex 5041. Lift range: 50-3/8" to 70-3/4". Saddle tilt: Fwd./Back 15, Side 12