CMMG Mk57 Banshee 5.7×28 AR-15 Pistol from P3 Ultimate Shooting Rest

In this video review, Mrgunsngear uses the P3 Ultimate Shooting Rest while testing the accuracy of the CMMG Mk57 Banshee 5.7×28 AR-15 Pistol.

More Info:

• P3 Ultimate Shooting Rest