The weak aspect hand placement will work and not using a Unique thumb relaxation. Thumb rest from Ronni operates on MCK If you need. Shoulder strap attaches on both. No pistol brace extension wanted. MCK takes advantage of pistol's slide release so no mal-capabilities like Ronni. The one thing the https://recovertactical28260.blogdal.com/26431645/indicators-on-glock-stabilizer-kit-you-should-know