The Tandemkross Cornerstone Safety Thumb Ledge, Ruger Mark IV, Black (brand part no. TK24N0346BLK1) is an extended thumb-ledge safety lever finished in black built for the Ruger Mark IV. Tandemkross designs its rimfire upgrade parts specifically for competition and high-volume range use.

Key Specifications

• Fits the Ruger Mark IV platform
• Sold under Tandemkross’s Cornerstone safety line
• Extended with a thumb ledge for easier manipulation
• Finished in black
• Purpose-built for the Ruger Mark IV

Frequently Asked Questions

What does an extended thumb ledge do? It gives a larger surface to disengage the safety, making it easier and faster to manipulate than the factory lever.

Does this fit any Ruger Mark IV? It is built for the Ruger Mark IV platform.

Buy the Tandemkross Cornerstone Safety Thumb Ledge, Ruger Mark IV, Black

Order the Tandemkross Cornerstone Safety Thumb Ledge, Ruger Mark IV, Black from our catalog, or browse more handgun parts at Schaefer Defense. Ships fast from our Lubbock, Texas gun shop.