The 500 FLEX Tactical in 20 gauge applies the tool-free reconfigurable system to a defensive 20-gauge configuration. Allows switching between pistol grip, standard stock, and folding stock without tools — a versatile defensive gun for recoil-sensitive users. Type: Shotgun Action: Pump-Action Caliber: 20 Gauge Capacity: 5 Year introduced: 2013, USA Weight: 88 oz Overall length: 38.5" Status: Active Intended use: Home Defense, Tactical