Rock Island Armory 1911 .45 ACP 5″ Full Size Ramped Threaded Barrel


In stock

SKU: RIA-B05-54874 Categories: , , ,


Rock Island Armory

OEM barrel for RIA 1911. The barrel is a 45 ACP caliber full size 5 inch model. Utilizing a clark/para/lissner ramp and featuring a threaded front end. Comes with textured thread protector as well as the link and pin installed. Diameter and Thread Pattern: .578-28.

This part will need to be fitted to your slide by a qualified gunsmith.


Examples of 1911 Barrel Ramp Types – click picture to enlarge

*These ramp type photos are not owned by Hooper Gun Works. They are used solely for educational purposes.

Additional information

Weight 4 oz
Dimensions 9 × 6 × 2 in

Rock Island Armory



.45 ACP


Full Size (FS)