This the the FAB defense slimline quick draw belt holder for AR-15 format magazines.
Manufactured from a tough polymer magazines clip in rounds downwards, the magazine is held securely by tension clips keeping the magazine in place when running or jumping still easy to draw from for fast mag changes.
The belt clip works well on a belt or into the top of trousers or webbing.
Works well with both metal AR-15 mags and polymer mags such as Magpul PMAGs.