Caliber .223 REM/5.56 NATO to .300 RUM – Accessories Bravo & ASR – Weight 7.3 oz with Single Port Anchor Brake – Length 6.16 with Single Port Anchor Brake – Diameter 1.73 – Materials Grade 5 Titanium & Grade 9 Titanium – Features – Extremely lightweight and short for minimal impact on host weapon. – Features a new single-port anchor brake to reduce recoil and maintain minimum length. – Rated all the way up to .300 RUM with impressive sound suppression. – No barrel restrictions. – Bolt-gun and semi-auto rated- not rated for full-auto fire. – Type 2 Anodized with an oil rubbed finish. – Ships with a new radial tool a Bravo tool a basic tool a 5/8 x 24 titanium direct thread mount and a .30 cal Single-Port Anchor Brake.