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