Mec 502 Charge Bar 7/8 Ounce. OpticsPlanet is an Authorized US Distributor for Mec Reloading Equipment. With this charge bar the reloader can guarantee a uniform charge as the micrometer is positioned closer to the ogive of the charge bar. Oversized for use with large magnum rifle cartridge cases this charge bar allows the reloader to adjust the charge as the volume of the charge rises. When the ogive is engaged the oil contained in the form release is drawn through the form release giving it a smooth surface. This feature allows the reloader to determine the amount of oil charge required for the next round to be seated with less effort. Mec 502 charge bar for 502 presses. Specifications for Mec 502 Charge Bar 7/8 Ounce 50278: Shot Ounce: 7/8 Package Contents: Mec 50278 502 Charge Bar 7/8 Ounce We offer the complete line of Mec Reloading Equipment. For our complete selection of products by MEC on sale please visit our MEC page. For more Reloading Equipment please visit our Reloading Equipment store section.