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This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.
GrovTec
$13.42
Available
GrovTec Hammer Extension, Fits All Marlin Lever Actions Made in 1983 & Later GTHM74
Key Details
Brand
GrovTec
Manufacturer Part Number
GTHM74
UPC
895474001741
SKU
GTHM74
Current Stock
71 available
Quantity Updated
Aug 7, 2026 3:16 PM
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Purchase Requirements
- Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description
GrovTec's inception starts when Bob Grover started working for Michaels of Oregon in 1987. He began working for Michaels in the recoil pad/scope cover department and then moved on to the Machine Shop. He held the roles of Black Oxide Finisher, Machine Operator, Machine setup person, Davenport Lead, Machine Shop Foreman, Manufacturing Supervisor, ISO Coordinator and Manufacturing Manager.
Features
- Fits All Marlin Lever Actions made in 1983 & later including 39A, 39M, 1894, 1894C, 1895S, 336C, 336T, 375, 444S, Glenfield 30A
- Steel Construction
- Due to the varying dimensions of hammers, minor fitting may be required.
Specifications
UPC:
895474001741
Manufacturer:
GrovTec
Manufacturer Part #:
GTHM74
Type:
Hammer Extension
