The Aim Sports Pistol Grip Stock Kit (brand part no. APGSM500) is a drop-in pistol grip and stock kit for the 12-gauge Mossberg 500, 500A, and 590 pump shotguns. It pairs an ergonomic polymer pistol grip with an M4-style stock on a 6-position adjustable aluminum buffer tube, letting the shooter dial in length of pull, finished in black synthetic.

Key Specifications

• Fits the 12-gauge Mossberg 500, 500A, and 590 pump shotguns.
• Installs as a drop-in upgrade.
• Pairs an ergonomic polymer pistol grip with an M4-style adjustable stock.
• The stock adjusts across 6 positions on an aluminum buffer tube to set length of pull.
• The pistol grip includes an ambidextrous sling loop.
• Finished in black synthetic.

Frequently Asked Questions

What shotguns does this kit fit? The 12-gauge Mossberg 500, 500A, and 590 pump shotguns.

Can I adjust the length of pull? Yes, the M4-style stock adjusts across 6 positions on its aluminum buffer tube.

Does the grip have a sling attachment? Yes, the pistol grip includes an ambidextrous sling loop.

Buy the Aim Sports Pistol Grip Stock for Mossberg 500

Order the Aim Sports Pistol Grip Stock through our Aim Sports lineup at Schaefer Defense and we will ship it fast, fully insured, from our Lubbock, TX gun shop, along with more rifle stocks.