Official Upgrade Kit for the MCK and previous Micro Roni® models
This upgrade kit includes:
the polymer-pair side rail thumb rests (MCKTHR)
push button sling swivel (MCKPBSS)
one point sling (MCKOPS)
flashlight Or Green or Red Laser that fits MCK (MCKFL) (MCKGL) (MCKRL)
polymer front flip-up sight (MCKFBUS)
polymer rear-up flip-up sight (MCKRBUS).
With all these products you can now upgrade your MCK and Micro Roni into an Advanced MCK, Advanced Micro Roni
