This clamp can withstand large capacity up to 4000LBS thanks to its welded steel construction. It features outstanding durability and Stability. It allows you to easily move fence posts, lumber, pallets, and logs around. Made of heavy-duty carbon steel with anti-corrosion paint, it is durable, anti-rust, and designed for years of lifting and moving. Convert your tractor or loader into a more functional machine with our attachment, making labor easier and less stressful. Two chain holes allow you to use chains to secure loads when moving heavy and large loads. Thus, working efficiency and safety are ensured. Thick Rectangular Tube Wall. Constructed of a thick rectangular tube wall made of high-quality material, it is sturdy enough to withstand large-capacity things without bending or snapping. You can rest assured use. Roll Back Protection Slots. Our rollback protection slots can help to secure heavy loads right on the forks where they should be. We offer you this design as a quick and safe way for hauling lumber or bales of hay and so forth. Convenient and Adjustable Stabilizer Bar. Adjustable Stabilizer Bar: When your forks spread too far apart, it makes picking up bales or logs more difficult. Use an adjustable stabilizer bar to conveniently prevent your forks from spreading apart, your problem can be solved. Use the width adjustment knob to determine your desired distance. 2 x Clamp-on Pallet Fork Blades. 1500LB 43 Without Bar. 1500LB 43 With Bar. 2000LB 60 Without Bar. 2000LB 60 With Bar. 4000LB 60 Without Bar. 4000LB 60 With Bar. 23.5″ to 40.5″. 28.3″ to 48.2″. 60.5lbs (27.5kg).