Heritage Rough Rider .22 WMR Magnum Revolver 6-Shot Black Cylinder - 331-0002-02 Description Get a little more out of your Heritage Arms Rough Rider with this spare cylinder! Chambered for the longer and more powerful .22 WMR cartridge, this cylinder easily replaces the standard .22 LR version, yet maintains the 6-shot capacity. This version features a durable black finish. Features6-Shot cylinder.22 WMR chambersClearly engraved with caliberEasy installation