The semi-automatic receivers are sculpted from high strength aluminum by state of the art CNC machines for exact dimension & tolerance. These receivers have a blue anodized finish with tasteful laser etching. The chrome lined, ventilated rib, barrel has a 3" chamber, a lengthened forcing cone and is threaded for the SKB competition series choke tube system. The outer finish of the barrel is a non-reflective matte black chrome and has a brass front bead. The shotgun has a maximum capacity of 4 - 3" shot shells; three in the magazine tube with one in the chamber.