This magazine is made to ArmscorRock Island Armory specifications and tolerances using the same manufacturing and materials as the original equipment magazines ensuring perfect fit and operation. The Rock Island Armory 1911 full size Magazine is a standard factory replacement magazine for highcapacity fullsize A2 1911 models chambered in 22 TCM with a magwell. This steel magazine has a polymer magwell basepad and 17round capacity with a blued finish.
