Description

Enhance your Mossberg 500, 590, or Maverick 88 with the ProMag Adjustable Buttstock Kit, featuring a 6-position collapsible stock and 7-round shell carrier. Made from high-strength carbon fiber filled polymer, this buttstock is designed for ambidextrous use with interchangeable recoil pad inserts for comfort. The shell carrier, mounted on the left side, offers individual retention adjustment for secure storage. Includes a pistol grip with built-in storage and QD sling swivel hardpoints. Proudly made in the USA with a lifetime warranty, this kit provides the durability and adaptability you need.