Looking for a replacement for your Systema PTW magazines, here's one HK company that will provide what you want... "Hello Sir/Madam, We're the new airsoft manufacturer located in Hong Kong call Andaxworks. We want to promote our new product to your company. Lancer System L5 magazine for Systema PTW. (pls visit our website to see the pictures (click on the screenshot below). This magazine licensing from Lancer System USA.