This Sten magazine loader will save you time and frustration. This sleeve-style loader is easy to use and allows you to quickly and easily load your magazines. Simply depress the loader with one hand and position the next cartridge with the other. The textured surface provides a non-slip gripping surface to help keep things steady. There are no moving parts to break, lubricate, or maintain. This handy tool also features a small opening for attaching a key chain or cord for storage.