2A IN MD sells firearms, ammunition, and related products. You must be at least 18 years of age to enter.
Some products and transactions may require additional verification and a higher minimum age (21 for handguns under federal law).
Mayville Engineering Co./Mec
Prices and availability subject to change without notice. Product availability subject to applicable federal, state, and local laws.
The MEC Pro Check is a must-have accessory if you frequently use the Model 600JR loader. This MEC Pro Check can be attached to your charge bar using the bar-stop screw. Once attached the MEC Pro Check programs your charge bar to keep the loading cycle in the proper sequence it also facilitates automatic operation of the wad guide.
For reloaders who prefer the Model 600JR loader this MEC Pro Check is definitely a handy tool to have around. For a small price you can enjoy the benefits this MEC Pro Check has to offer it is incredibly easy to use.
