A SIMPLE KEY FOR RECOVER 20/20 UNVEILED

The weak aspect hand placement functions without a special thumb rest. Thumb rest from Ronni is effective on MCK if you want. Shoulder strap attaches on both. No pistol brace extension required. MCK takes advantage of pistol's slide release so no mal-features like Ronni. The only thing the Ronni has that the MCK won't can be a result in guard flap