Glock ML04832 Factory OEM Magazine Loader 9mm .40 Cal .357 Package Includes: Glock ML04832 Mag Loader + Ultimate Arms Gear Cleaning Cloth. Works with Magazines for the following Glock pistols: G17, G19, G22, G23, G25, G26, G27, G28, G31, G32, G33, G34, G35, G37, G38 & G39 Compatible Glock Magazine Calibers: 9mm (9 x 19) / .40 / .357 / .380 Auto & .45 GAP. IMPORTANT NOTE: "NOT" for use with Glock .45 Auto, G42 Single Stack .380 Auto or 10mm Magazines Made of Durable Glock Polymer, Color Black. Ultimate Arms Gear Silicone Cloth is an Essential Part of Every Shooter's Arsenal. Lubricated with Safe, Non-Toxic, Food-Grade Silicone, Our Cloths Wipe Away The Fingerprints and Body Oils that Cause Rust.