Fits full size 1911s. Designed for .45 ACP but will work with smaller calibers.
Designed to fit 5" Government 1911. Barrel OD between 0.577" - 0.581". ID is 0.582" ~ 0.583"
Minor modification / fitting might be required
not compatible with bull barrels
not compatible with Commander Model 1911
Adds 1" of length to your gun.
Weight: 2.4oz