Curt Flex Air 5th Wheel Pin Box - 21,000 Lbs. • 807711

Product Details

The most comfortable towing experience. The Flex Air® Pin Box combines Lippert™'s time-tested Trailair® Air Ride™ technology with its Rota-Flex® pivoting head to significantly reduce fore-to-aft movement and vertical tug-of-war between a fifth-wheel RV and tow vehicle, providing the user a more comfortable ride. The Flex Air® Pin Box utilizes an air bag to absorb road shock and vibrations, a rubberized compound to soften jarring motion, and an oil shock absorber to handle rebound action, dampen kickback and control chucking.


  • 21,000 Lbs tow capacity
  • 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.
  • Only compatible with Rhino Box pin box designs



$1407.99
17 in stock
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