The Hi-Lift 48 inch all-cast jack is constructed with cast iron components for ultimate strength and durability. Hi-Lift Jacks are the only all-cast jacks manufactured in the world. Top winch connector clamp and powder coated finish with zinc-plated hardware standard on all jacks. Two piece handle and socket is durable and reliable. Safe use information stickers, including rated load details and operating instructions, affixed to handle.