This is a Magpul Industries Magazine Accessory known as the Ranger Floorplate chambered in 223 Remington, model MAG561-BLK.
The Magpul PMAG Ranger Plate is a floorplate replacement for the 5.56x45 PMAG AR/M4 GEN M3 magazines that incorporates an integral loop similar to the original Magpul USGI Ranger. When installed on the base of a the magazine" the PMAG Ranger Plate provides unsurpassed speed and control during high stress" tactical magazine changes. Made in U.S.A.
Features:
Only fits 5.56x45 AR/M4 GEN M3 PMAGS
Designed for positive control and impact protection
Reinforced polymer base with overmolded rubber loop
