ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer's defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the assembly process is checked and double checked in order to maintain the same consistent level of quality
- 20-round magazine
- Fits Smith & Wesson® M&P® 10mm series pistols
- Does not fit Smith & Wesson® M&P 9mm, M&P Shield® 9mm, M&P Shield® Plus 9mm, Shield® EZ 9mm pistols
- Magazine body constructed of heat treated steel with black oxide finish
- Injection molded magazine follower
- Magazine spring formed from heat treated chrome silicone wire
- Made in USA
