Bowden Tactical Flash Redirect Can Black Hardcoat Anodized Aluminum with 1/2"-28 tpi Threads 4" OAL AR10 & AR15 Flash Cans are slim and light weight (2 oz). They are designed to redirect blast and gasses down range from the shooter or those standing near the shooter. Does not mitigate recoil, muzzle rise or flash signature. Use of hearing protection is always recommended. Flash Cans can be tucked into our AR10 & AR15 handguards.American sourced 6061 T-6 aluminum. Hardcoat Black anodized in accordance with MIL-A-8625 Type III Class II.