ARIES 2055510 RidgeStep Black Steel 53-Inch Truck Running Boards for Select Chevrolet Silverado, GMC Sierra 1500, 2500 HD, 3500 HD chains Ball 2 has a 2"

Ball 2 has a 2" ball diameter and a ball capacity of 6

Channel mount pins #45925 or locks #23556 are requires for mounting

The 2" trailer ball has a GTW capacity of 7

IS300 and IS350 (see application info to verify fitment)

This CURT adjustable channel-style ball mount has a shank size of 2" x 2" and features two different trailer ball sizes to accommodate two different coupler sizes: 2" and 2-5/16"

ARIES 2055510 RidgeStep Black Steel 53-Inch Truck Running Boards for Select Chevrolet Silverado, GMC Sierra 1500, 2500 HD, 3500 HD chains Ball 2 has a 2"For the conqueror in every truck, Jeep or SUV owner, the ARIES grille guard offers the tough, trail ready look you demand. It begins with a one piece frame of 1 4" thick welded plates and 1 1 2" mandrel bent tubing for a solid build. Each one is made with a vehicle specific design for a better fit, easier install and more secure mounting. The side brush guards are custom bent to contour to the profile of your vehicle, while the mounting brackets are