GrovTec US Inc GTHM308 Hammer Extension Marlin 36 (1936-1947),Marlin 336 (1948-1956) Black Steel
$13.42
Extend your reach and improve your grip on vintage Marlin lever-actions with this GrovTec hammer extension. Built from quality steel and sized for the Marlin 36 (1936-1947) and Marlin 336 (1948-1956), it gives you better leverage for reliable hammer operation in the field or at the range.
In stock
Description
GrovTec’s hammer extension makes a real difference if you’re running a classic Marlin lever-action. This steel extension bolts right onto your existing hammer, giving you extra leverage for smoother, more controlled cocking—especially helpful when wearing gloves or moving quickly in the field. Built from durable black steel to match your rifle’s finish, it’s ambidextrous and sized specifically for the Marlin 36 and early 336 models. Whether you’re hunting whitetail or working vintage rifles, this is a practical upgrade that improves function without any permanent modifications.
Additional information
| UPC | 811071013161 |
|---|---|
| Mfr Item Number | GTHM308 |
| Manufacturer |






















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