For those demanding absolute performance the Sandman-L delivers. Made and constructed from the same materials as the “S” version the “L” is only 8.9 inches in length but offers a true sound reduction of 31dB firing standard 7.62 ammunition. The Stellite baffles form a solid welded core for extreme durability with a detachable front cap featuring an integrated flash hider. The entire suppressor gets a Cerakote finish for ultimate corrosion protection. The mount features Nitride finished 17-4 stainless steel construction for the ultimate in durability. It uses Dead Air’s industry best QD system for fool-proof quick one handed mounting. Compatible with 5.7X28MM (FNH) 17HMR 17 HORNET 22 HORNET 5.56 NATO 22-250 REM .204 RUGER .243 WIN 6.5 CREEDMOOR 6.8 SPC 7.62 NATO 7MM REM MAG .30-06 SPRINGFIELD 300 BLACKOUT .300 WIN 5.45X39MM. *Note- Barrel must be concentric with bore- 7.62X39MM and 7.62X54R.