GEN M3 PMAG 10/20 Magblock (5.56/300BLK)

*Option For Using or Not Using Factory Retaining Plate

• You Won't Be Using The Magpul Factory Retaining Plate
• You Will Be Using The Factory Magpul Retaining Plate W/ Are Block +$0.50

*Select Desired Magazine Capacity

• 10 Round LImiter (10/20)
• 15 Round LImiter (15/20)
• 5 Round Limiter (5/20)
• 2 Round Limiter (2/20)

* Required Fields