13 different hammer extensions to fit your firearm with an exposed hammer after you mount a scope.

Note: Due to the varying dimensions of hammers, minor fitting may be required. 

Note: Select the correct Hammer Extension for your firearm in the drop down menu above. We do not recommend the use of our hammer extensions for applications not listed.

• GTHM-68 | Winchester 94s and Big Bore 94s including angle-eject (except 94/22) . Ithaca X-caliber

• GTHM-69 |Winchester 94/22

• GTHM-70 | Marlin Lever Actions 1957-1982

• GTHM-71 | Browning BL-22, Astra 357

• GTHM-72 | Ruger Blackhawk, H&R Topper, New England Firearms Handi Rifle

• GTHM-73 | Browning BLR 1981-1991.  Does not fit 1992 & later models.  Not for use on folding hammers. Ithaca Tikka 12-70 over/under,

• GTHM-74 | All Marlin Lever Actions made in 1983 & later including 39A, 39M, 1894, 1894C, 1895S, 336C, 336T, 375, 444S, Glenfield 30A

• GTHM-79 | T/C Contender, S&W Model 29 (NOT FOR T/C G2 Contender)

• GTHM-277 | Henry Big Boy, Pre 2010 models

• GTHM-283 | Henry Single Shot, Henry Big Boy Centerfire Rifles, Post 2010 models

• GTHM-284 | Henry 22 Pump and Lever Action rimfire riles, Rossi 92

• GTHM-285 | Browning BLR 1992 -1995 Not for use on folding hammers.
• GTHM-308 | Model 36 Marlin (1936-1947) and Marlin 336 (1948-1956)