The Flex Air Pin Box unifies time-tested Trailair Air Ride technology with the Rota-Flex pivoting head to reduce chucking and vertical tug-of-war between a fifth-wheel RV and tow vehicle, providing a more comfortable ride. Flex Air utilizes an air bag and rubberized compound to absorb road shock and vibrations, an integrated oil shock absorber to dampen kickback, and a pivoting head to control chucking.

• Oil Shock: As The Air Bag Absorbs Road Shock And Vibration, The Oil Shock Absorber Handles Rebound Action Dampening Kickback And Controlling Chucking
• Air Ride Technology: Our Integrated Air Bag Acts As A Buffer Between The Tow Vehicle And Coach To Absorb Road Shock And Vibrations That Can Damage An RV
• Rubberized Compound: The Durable Rubberized Compound Provides An Additional Buffer To Help Protect The Fifth-Wheel RV From Jarring Motion
• Pivoting Head: The Heavy-Duty Pivoting Head In Its Lower Jaw Controls The Fore To Aft Movement Known As Chucking
• Limited 1 Year Warranty
• Type: L05 Air-Ride
• Coupler Type: King Pin
• Gross Weight Capacity: 18000 Pound
• Length: 29-9/16 Inch
• Width: 12 Inch
• Bolt Pattern: 2 Row
• Horizontal Mounting Bolt Spacing: 7-3/4 Inch
• Vertical Mounting Bolt Spacing: 2 Inch
• Color/ Finish: Black Powder Coated
• Material: Steel
• With King Pin: Yes
• With King Turret: Yes
• With King Pin Locking Wedge: Yes