Brownells Brownells Brownells 75th Anniversary - A Shooting Heritage

Gives A Tactical Shotgun The Handling Qualities Of An AR-15

Machined aluminum stock adapter with Picatinny rail lets you upgrade your shotgun with an AR-15 or M4 buttstock to create the ultimate, tactical Remington 870 or Mossberg 500/590. Changes the geometry of the gun to minimize muzzle jump, and requires no drilling or tapping of the receiver. Mossberg models feature an ambidextrous replacement safety machined specifically to eliminate failure caused by sand and grit. Conversion Unit includes adapter/rail assembly only to accept your aftermarket receiver extension tube, buttstock, and pistol grip. M4 includes collapsible stock and pistol grip.


Big Book Catalog, Issue:66, Page:200
Law Enforcement / Police Store, Issue:09, Page:042
New Product Supplement, Issue:575, Page:008
Personal Protection, Issue:01, Page:032

SPECS: Conversion Unit - Aluminum, anodized, black, matte finish. Approximately 3.7" (9.4cm) high, 3.4" (8.6cm) long, 1" (2.54cm) thick. Rail - Aluminum, anodized, black, matte finish. 7" (17.8cm) long, .64" (16.2mm) wide, .64" high. M4 Stock - 11½" (28.6cm) - 14½" (36.2cm) L.O.P. Available for Remington 870 or Mossberg 500/590.

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