Schermer’s C-5 Red Power Loads are blank cartridges For all “K” Series Schermer Stunners. C-5 Red Power Loads replace C-17 loads and are used For Normal Size Bulls. Power loads are packed 100 rounds in a moisture-resistant plastic cannister with ten cannisters per carton. Minimum order is one (1) carton or 1000 rounds or each type. Types cannot be mixed. These power loads cannot be shipped via air and are not returnable. The use of any other power load cartridge not manufactured by Karl Schermer GMBH will void the warranty of these stunners.