Buyers Products (PH50 50-Ton Capacity Air Compensated Pintle Hook Makes for a more comfortable ride through shock absorption between the vehicle and trailer. Extremely strong austempered ductile iron construction with durable corrosion-resistant powder-coated finish. M.G.T.W of 100,000 lbs. and M.V.L. of 20,000 lbs. Mounting Pattern (Center to Center) - Vertical: 2.38/2.13 in. - Horizontal: 5.00 in. Utilized without Air Chamber & Plunger