Item detail:
- CNC machined from solid 4150 steel construction
- Phosphate finish
- Serrated design with 6 slots
- 1/2x36 thread pitch
- Caliber: 9x19 Lugger
- Finish: phosphate
- Weight: 2.0 oz.
- Length:1.075"
http://tacticalsolutionsgroupllc-com.3dcartstores.com/-AR-9-PINE-CONE-MUZZLE-BRAKE-9mm-_p_136.html