The Uncle Mike's 24520 Hammer Extension is purpose-built for Marlin 336 lever-action rifles produced between 1957 and 1982, giving shooters a more accessible and confident thumb purchase on the hammer. Designed to complement scoped or hard-to-reach hammers, this compact steel extension offers improved control while maintaining the classic lines of the rifle.

This hammer extension is ideal for hunters and range shooters who want smoother, safer hammer manipulation when wearing gloves or running an optic on their Marlin 336. It also works well for general training and recreational shooting where consistent handling matters. Backed by Uncle Mike's long-standing reputation for practical, well-made firearm accessories, it is a simple upgrade that enhances day-to-day usability of your lever gun.

Key Features:

• Manufacturer: Uncle Mike's
• Model: 24520 Hammer Extension
• For Gun Make: Marlin
• Compatible Model: Marlin 336 (1957–1982)
• Color: Black
• Material: Steel