This hammer extension fits All Marlin lever actions made in 1983 or later, including 39A, 39M, 1984, 1984C, 1985S 336C, 336T, 375″ 444S and Glenfield 30A. Slips over hard-to-reach or hard-to-cock hammers for extra leverage.
Shop with Monadnock Firearms
Monadnock Firearms is your online destination for firearms, ammunition, and tactical gear—shipped nationwide. Established in 2017 and based in Fitzwilliam, NH, we combine expert service with a seamless eCommerce experience. Proud supporters of Gun Owners of America (GOA) and defenders of the Second Amendment.
- Best Prices and Deals
- Earn Rewards on Every Purchase.
- Safe & Secure Checkout – Shop with confidence using trusted payment options.
- Our loyalty program to make your money go further
Limited Stock – Visit Us Today or Shop Online Before They’re Gone!
