Flex System M5 Mag & Bdl Kit 2.85'''' Cartridge For Sa Oberndorf - Flex Sys M5 Mag & Bdl Combo Kit Wsm/Prc 3'''' Sa Oberndorf Blk

Using the same bottom metal body, you can change from BDL to Magazine-fed anytime in minutes. It is revolutionary and the first of its kind in many ways. It is The only all-aluminum ultra-lightweight magazine system that allows you to make your BDL rifle a magazine-fed rifle while only weighing 5.4 oz. The kit uses a BDL configured body with proprietary cuts, and a tensioning system to allow the all-aluminum M5 magazine to fit snugly or remove the magazine and tensioner and attach the lid, conve