Hammer Extensions
grovtec.com
Hardware / Tools

Hammer Extensions

$13.00
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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.  Select the correct Hammer Extension for your firearm in menu above.  We do not recommend the use of our hammer extensions for applications not listed.   PART # FIREARMS FIT Hammer Slot Dimensions (W x H) GTHM68 Winchester 94s and Big Bore 94s including angle-eject (except 94/22) and Ithaca X-caliber 0.360" x 0.139" GTHM69 Winchester 94/22 0.315" x 0.125" GTHM70 Marlin Lever Actions 1957-1982 0.320" x 0.094" GTHM71 Browning BL-22, Astra 357 0.365" x 0.235" GTHM72 Ruger Blackhawk, H&R Topper, New England Firearms Handi Rifle 0.315" x  0.238" GTHM73 Browning BLR 1981-1991.  Does not fit 1992 & later models.  Not for use on folding hammers. Ithaca Tikka 12-70 over/under. 0.555" x  0.190" GTHM74 All Marlin Lever Actions made in 1983 & later including 39A, 39M, 1894, 1894C, 18

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