b'E X P L O R REXPLORRT-224 *EZ Brake mount includedLENGTH.6 DB REDUCT.31dB 5.56mm WEIGHT.9oz MATERIAL.H900 & Cerakote finished 17-4SSDIAMETER1.5 MSRP$795CALIBER224CAL RATED FOR.Up to 22-250 REM'