Crafted by GMP Tools, this versatile manhole sheave is designed to accommodate a variety of cable sizes, including diameters of 3 inches, 4 inches, and 5 inches. The robust frame is constructed from reinforced, heat-treated wrought aluminum alloy, ensuring durability and reliability in demanding environments. Standard models are rated for an impressive 7,500 lbs., with a heavy-duty variant capable of handling up to 10,000 lbs., making it an essential tool for cable placing and duct pulling operations. Each sheave features self-lubricating, bronze bushed aluminum designs for smooth operation, while strategically placed holes in the side plates allow for the insertion of a digging bar to stabilize the unit during use. With approximate dimensions of 30 inches in length, 12 inches in width, and 22 inches in height, this manhole sheave combines functionality with robust engineering, making it a trusted accessory for professionals seeking reliable performance in the field.