Advantage Arms(R) MOD Series Conversion Kit is designed to convert compatible Glock 17 and Glock 22 Gen 1-3 pistols for .22 LR use. The kit includes a conversion slide assembly with a 5 in threaded barrel two 15-round magazines and a range bag. The slide also features a recessed optic cut designed to accommodate compatible red dot sight options.Key Features Designed for compatible Glock 17 and Glock 22 Gen 1-3 pistols Converts compatible pistols for .22 LR use Includes two 15-round magazines 5 in threaded barrel Recessed optic cut for compatible red dot sights Includes range bag 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.