This speedloader is capable of loading 15 rounts in 18 seconds. Loads single stack magazines and is adjustable. Slips into loader and is held by hand thumb lever. Fits 380 Magazines Including: Walther PPK & PPKS, AMT, Colt, Beretta, Bersa, Sig Sauer, Astra, Fits 9mm Caliber Magazines Including: Smith & Wesson, Taurus, Walther P5 & P38, Sig Sauer 223, Astra, Llama, Heckler & Koch and star Firestar 9mm