Supply a new hire kit with all the necessary tools and equipment with the inclusion of the Ball Clevis for GMP Stringing Block. This is a heavy-duty ball clevis stringing block made from durable A356 Aluminum. The aluminum has been heat-treated at high temperatures to maximize protection in the coating. The surface is also permanently lubricated to optimize the use of the stringing block. Stop dinging up your truck or trailer hitch with the use of the premium quality Ball Clevis for GMP Stringing Block. Simply slide hitch balls into the ball clevis stringing block with ease. The unit is readily made to install onto the hitch-mounted clevis. Perfect for standard towing, this ball clevis has a 2500-lb. maximum working load limit. The ball clevis features a 7-inch block (O.D.) and a 3-inch sheave in the rim width matched by a 3 1/8 inch width throat. Permanently lubricated bearings provide long term durability and an extreme temperature operating range (-5F to 250F).