Home / AR's / Guntec USA – AR15 Extended Bolt catch release – Guntec USA – AR15 Extended Bolt catch release – Category: AR's Product ID: 12529 Description Description Guntec USA – AR15 Extended Bolt catch release – Related products AR15/AR10 Brass Catcher Birchwood Casey Cleaner-Degreaser – 3 oz bottle Birchwood Casey Gun stock – Sealer and filler 3 oz bottle Blackhawk Knoxx AR Pistol Grip – FDE