SKU: ME816720
UPC: 098489012737
MPN: 816720
The MEC Super Sizer Die Set Converter to 20 Gauge is a precision reloading tool designed for shooters and ammunition enthusiasts who demand consistent and reliable cartridge preparation for 20-gauge shells. Built by Mayville Engineering Co.—a leader in progressive and single-stage reloading equipment—this converter die set allows reloaders to efficiently process 20-gauge shells using compatible press platforms.
This die set converter features precision-engineered sizing and forming dies that ensure proper shell geometry and consistent headspace for 20-gauge ammunition. The die set is designed to work within the MEC Super Sizer platform, utilizing industry-standard threading and alignment tolerances to guarantee repeatable performance with each loading cycle. Its compact and lightweight design (0.49 lbs) makes it easy to swap between gauge-specific setups.
Reloaders working with 20-gauge shotgun ammunition—whether for clay target sports, hunting, or home defense—will find this converter die set to be an essential addition to their reloading equipment. Proper use and maintenance of the die set can help ensure uniform ammunition quality, contributing to improved performance downrange.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
