The MEC EZ-Pak makes stacking and boxing reloaded shells much easier. With this product shells are stacked in slid into the box and then pulled out with the EX-Pak. For people who enjoy home reloading this is a convenient accessory that makes the process of loading 25 rounds faster. Although a simple design and concept MEC takes pride in the materials and construction. After all this product bears the MEC name. MEC products are precision engineered thoroughly inspected and backed with a solid guarantee.