Enhance your shooting precision with the Guntec USA 1326-MB-P-S-G Micro Slip Over Barrel Shroud featuring a multi-port muzzle brake. This premium accessory offers exceptional performance combined with a modern design. Constructed from durable T6 aluminum, this lightweight shroud is designed for 9mm firearms with a 1/2 x 28 thread. Weighing only 3.2 ounces and measuring 3 inches in length, it provides outstanding versatility and ease of use. US Made T6 Aluminum construction New Micro Design Total Weight: 3.2 oz Length: 3 Compatible with 9mm, 1/2 x 28 Thread Threads begin approx 1.25 down the shroud Dual-purpose: Barrel shroud and muzzle compensator Slips over barrel, threads down from inside Multi-port "Gatling Gun" style compensator reduces felt recoil up to 70% Covers 1 5/8 of the barrel ID: 0.5 OD: 1.1875 Designed for AR pistols Elevate your shooting capabilities with the Guntec Micro Slip Over Shroud, ensuring enhanced control and accuracy in every shot.