- .625 diameter barrels
- Machined of steel, phosphate finish,
- Manufactured within very tight Mil-Spec tolerances on all ID's.
- Barrel ID honed after finish per USGI TDP.
- Made by Bravo Company MFG, Inc. with set screw mounting.
- Set Screws are Steel 10-32 x 3/16 Knurled Cup Point
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