The "Comet Brake" is designed to be a slim, flush fit and aggressive rifle brake that works especially well to reduce felt recoil. Ruger Muzzle Brake is made specifically for the new Ruger-made Marlin 1895 45-70 SBL's and Trappers (.762" OD taper and 11/16 X 24 tpi). * NOTE: Ruger's new Marlin 1895 barrel has a smaller outer diameter than all other Marlin 18...