This replacement or spare magazine is compatible with your colt m4.It is constructed of dupont zytel polymer with injection molded mag follower and mag spring formed from chrome silicone wire.Made in the usa.Note: this mag will not work with ciener and g.I style 22 conversion rifles.
Caliber: 22 LR
Capacity: 10rd
Finish: Black
Model: OEM
Material: DuPont Zytel Polymer
Type: Detachable
Model Fit: M4
Brand Fit: Colt
Capacity: 10
Caliber: 22 LR
Capacity: 10rd
Finish: Black
Model: OEM
Material: DuPont Zytel Polymer
Type: Detachable
Model Fit: M4
Brand Fit: Colt
Capacity: 10
