Lenny Magill shows off the new MCK for Glock 20 and Glock 21 

How do you make the MCK even MORE fun?!?! Make it fit the .45 and 10mm Glocks!
Lenny Magill shows off the new MCK… how it works, how it fits, and how much fun it is to shoot!
The MCK is our Item #2840 and it can be found here: www.glockstore...