Competition upgrade for Airfoil or Lowboy

This upgrade includes a modular zipper inner bag and a 1/2" rubber base pad for the Airfoil bag, enhancing rigidity and stability.

• This upgrade makes the base more rigid and allows for more vertical adjustment.
• The rubber base pad helps the bag stay put under recoil.
• Attaching the base on the outside increases rigidity and solidity.
• This upgrade adds about 1.2 pounds to the overall bag.