GrovTec US Inc GTHM70 Hammer Extension Marlin Lever 1957-1982 Black Steel
$13.42
This GrovTec hammer extension gives your classic Marlin lever gun a better grip and faster lock time. Built from black steel for durability, it’s a no-nonsense upgrade for shooters who want more control on their vintage rifles from 1957-1982.
In stock
Description
The GrovTec GTHM70 hammer extension enlarges the hammer spur on your Marlin lever action, making it easier to thumb back the hammer smoothly and reliably. Machined from quality steel and finished in black, this extension fits Marlin lever rifles manufactured between 1957 and 1982. Whether you’re hunting whitetail in the bottoms or shooting competitively, a larger hammer spur cuts fumbling and improves your shooting rhythm. It’s a simple, affordable upgrade that works best for hunters and shooters who run gloved hands or prefer a more positive hammer control.
Additional information
| UPC | 895474001703 |
|---|---|
| Mfr Item Number | GTHM70 |
| Manufacturer |





















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