DURAMAG Magazine, 223 Remington/556NATO/300 Blackout, 20 Rounds, Fits AR-15, Black AGF Follower, Aluminum, Blue 2023005175CPD
Specifications:

Caliber	300 Blackout
Capacity	20rd
Finish
Model	AR-15
Material	Aluminum
Type
Model Fit
Brand Fit
Capacity	20