GLOCK STABILIZER KIT NO FURTHER A MYSTERY

The weak side hand placement will work without having a Exclusive thumb rest. Thumb rest from Ronni will work on MCK If you would like. Shoulder strap attaches on both. No pistol brace extension necessary. MCK takes advantage of pistol's slide launch so no mal-functions like Ronni. The only thing the Ronni has the MCK won't is actually a cause guar