The MGP500 Mossberg Shotgun Grip is an ambidextrous user-configurable buttstock intended to add much-needed adjustability to the time tested Mossberg500 12ga shotgun. Highlighting a spacer framework for length of draw conformity enhanced hold ergonomics pull back decreasing butt-pad discretionary cheek risers for use with optics/raised sights and different accessories. - Provides top Picatinny rail for sights and increases control during extended training or shooting sessions - Allow to operate the safety catch and provides quick easy conversion from cruiser style to full stock style - Two ultrasonically welded metal receptacles for push button sling swivels - Includes 6 interchangeable finger grooves and back straps