TacStar 7 Shot Magazine Extension for Benelli Nova 12 GA Shotguns from Tactical CIty Gun & Knife Supply.

TacStar™ Magazine Extensions are machined from chrome moly steel tubing for extreme durability. The seven-shot extension allows for two extra rounds, the eight-shot adds three and the ten-shot adds five more rounds to the shotgun’s capacity. Ten-shot extensions include a Barrel/Magazine Clamp and all extensions include a new spring.