The MEC E-Z Progressive Primer Feed is one of the company's top-selling products, and for good reason. For people who enjoy reloading, this is a trusted brand, and the primer feed works incredibly well. This feed is made for Progressive presses ranging in caliber from 12 gauge to .410 Bore. With this product, presses can be converted to automatic priming, which saves time. Included with this primer feed are a tray assembly, actuator chain, and bracket assembly for easy mounting. Large Capacity Progressive Primer Feed for 650, 76 series, 8567 grabber, and 9000 Series/