Guntec USA AR-15 Multi Port STAINLESS STEEL 3 Chamber Compensator AR15
Ratings 0 (low) to 9 (best) and Specifications:CATEGORY: Muzzle BrakeFLASH: 3RECOIL: 8SIDE BLAST: 0RISE: 7LENGTH: 2.37"DIAMETER: .98"WEIGHT: 4.3 ozMATERIAL: 17-4 Stainless SteelFINISH: Silver
Includes AR-15 stainless steel crush washer. 3 Side ports angled backwards 30 degrees to minimize felt recoil and improve quickness and accuracy for follow up shots.