Tacstar Sidesaddle Shell - Carrier For Mb 500/590 6-shot

FEATURES
-For Mossberg 500, 590 DA
-12 gauge only
-Unbreakable, corrosion-resistant polymer shellholder
-Rugged, aluminum backing plate
-Easy mounting, no gunsmith design
-Adds 6 extra rounds on your shotgun

Note: Some field grade shotguns may require a modification to the shotgun's forend. Shotguns using the TacStar pistol grip forend do not require modification