Enjoy better comfort and control while you tow with the Curt 40246 Rockerball Shock Absorbing Hitch Ball. With ShockDrop technology and a cushion isolator, the Rockerball will absorb and reduce rattling and jerking as you tow, providing a smoother ride and better vehicle-trailer control.

• Reduces jerking and jarring movements of your trailer at the coupler point.
• Reduces the stress on your vehicle, receiver hitch, brakes, and suspension system.
• Low maintenance; no airbags or bearings.
• Grease should be applied to the integrated zerk fitting as needed for smooth operation.
• The anti-swivel base keeps the hitch ball oriented and secured when fully torque.
• Forged steel construction for superior strength with a powder-coated finish base.
• Chrome-plated hitch ball for weather resistance.
• Standard trailer ball diameter fits 2" couplers.
• Shank Diameter: 3/4"
• Shank Length: 2-1/8".
• Gross Trailer Weight (GTW): 3,500 lbs.
• Tongue Weight (TW): 350 lbs.
• Tested and meets SAE J684 specifications.
• Note: ball mount not included.
• Weight: 5 lbs.
• Limited Lifetime Manufacturer Warranty (1-year finish, 1-year parts).

Important Note: The mounting platform must be at least 3/8" thick, and the hole size must be no more than 1/16" larger in diameter than the threaded shank.