Promag MP5/PTR9 Handgun Magazine Drum Black 9mm Luger 50/rd

Features:

• 50-round drum magazine
• Fits MP5 / PTR9 9mm pistol
• Drum housing constructed of a proprietary DuPont® Zytel™ based polymer
• Magazine upper tower has an over molded heat treated carbon steel feed lip reinforcement
• Injection molded magazine follower
• Magazine spring formed from heat treated stainless steel 
• Made in USA