The TacStar Magazine Extension Tube allows you to carry extra rounds in your tactical shotgun. Machined of super-strong chrome-moly steel tubing with a black oxide finish. These easy- to-install magazine extensions are great for fast-paced shooting action. The eight-shot extension allows for three extra rounds and includes a new spring. Fits Winchester SX3 12 gauge only. Features: Easy to install Machined chrome-moly steel with black oxide finish
