Atlas Custom Works A-1 Sling Mount FMA From the plethora of M870

From the plethora of M870 variations

equipped with an XS ghost ring sight and a 20mm wide mount rail

and gel BBs

345 FPS with

The GSR is a revolutionary step in goggle strap technology providing the ultimate in comfort and performance

Atlas Custom Works A-1 Sling Mount FMA From the plethora of M870Specifications Brand: Atlas Custom Works Construction: Metal Compatibility: For 20mm Picatinny Rails Color: Black Features Full metal construction that is tough and durable even for heavier rifles Easy to attach onto standard 20mm picatinny rails Enlarged hoops makes for easy sling clamping Package Includes: 1x Sling Mount