The Tiger Rock Inc. GBA36S AR-9/9X19 Thread Protector elevates your shooting performance with its innovative design and durable stainless steel construction. Weighing only 0.49 oz and measuring 1" in length and 0.66" in diameter, this compact protector is tailored for 1/2"x36 threaded barrels, minimizing felt recoil for enhanced accuracy. Compatible with threaded barrel in 1/2x36 Stainless Steel Reduces felt recoil Increases muzzle control Tool included for easy installation Weight: 0.49 oz Length: 1" Diameter: 0.66" Experience unmatched performance and precision with the GBA36S Thread Protector, designed for both novice and expert shooters.