Omega Mfg Inc Mossberg 500 590 Mossberg 88 Tactical Stock Made with premium DuPont® Polymer and Aircraft Grade 6061 Aluminum. Easy Compact Carry stock changes length of pull from 9-1/4" to 13-1/4". Comes with a full Lifetime Warranty. This 6-Position Buttstock fits 12 & 20 Gauge Mossberg s Great For Hunting. And Youth where the stock can go shorter Fits: Mossberg 500/590 and maverick 88 6-Position Adjustable Stock Made of high quality polymer and aluminum 6061 stock tube Ergonomic Pistol Grip Made with premium DuPont Polymers Lifetime Warranty.