The Tandemkross Cornerstone Safety (MPN TK26N0270BLK1) is a thumb-ledge style safety built for the Ruger Mark IV 22/45.

Key Specifications

• Thumb ledge style safety
• Built for the Ruger Mark IV 22/45
• Black finish
• Direct-fit replacement for the factory safety

Frequently Asked Questions

What pistol does this safety fit?
The Ruger Mark IV 22/45.

What makes this a ‘thumb ledge’ safety?
It’s shaped with an extended ledge for a more positive thumb purchase when switching the safety.

Buy the Tandemkross Cornerstone Safety

Get a more positive safety selector for your Mark IV 22/45 from Tandemkross. Ships fast from a Lubbock, TX gun shop in our handgun parts lineup.