Easy to install magazine extensions by Tacstar increase capacity of your 12 Gauge shotgun.
Machined from super-strong chrome moly steel tubing. 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. (Note: For 12 gauge only)