NcStar AR Folding Weaver Vertical Grip. This solidly-built NcStar Folding Gun Grip instantly deploys from folded-away to fully extended. The NcStar Foldable Vertical Grip comes with a rail mount that lets it attach - or detach - from your rifle's forward rails in seconds. A quick-release button allows instant change from the folded-away position to deployed and ready for use with two intermediate positions as well. NcSTAR has designed this gun grip with a lightweight polymer that won't add weight to your firearm but will last through years of service. Specifications for Nc Star Vertical Folding Grip: Attachment: Weaver/Picatinny # of positions: 4 Gun Model: AR15 Features of NcStar Folding Vertical Grip: Easily mounts to your Weaver/Picatinny style Forearm Rail or Quad rail Quick Release Button allows for instant deployment Ergonomic design for comfortable and secure grip Vertical grip folds into 4 positions for a variety of uses Polymer construction for low weight but with solid strength and reliability Package Contents: NcStar Folding Vertical Gun Grip NcStar AARFVG: AR Folding Vertical Grip