Advantage Arms(R) MOD CA Conversion Kit is designed to convert compatible Glock 19 and Glock 23 Gen5 pistols for .22 LR use. The kit provides a dedicated rimfire conversion configuration and includes two 10-round magazines. This California-compliant configuration features a black finish and is designed for compatible Gen5 pistol frames.Key Features Designed for compatible Glock 19 and Glock 23 Gen5 pistols Converts the compatible pistol platform for .22 LR use MOD Series conversion kit configuration California-compliant configuration Includes two 10-round magazines Black finishAdvantage Arms(R) manufactures rimfire conversion systems magazines and firearm components for compatible handgun platforms. The company develops conversion products designed to provide .22 LR functionality while retaining familiar firearm controls and handling characteristics. Advantage Arms products are manufactured with attention to platform compatibility functional design and dependable operation.