Description

Upgrade your S&W M39 with the ProMag SMI16 9mm Magazine. This 8-round, single stack magazine is crafted from durable blued steel for long-lasting use. Featuring a heat-treated steel body and a chrome silicone wire spring, it ensures reliable performance. The injection-molded magazine follower offers smooth feeding, making it an ideal replacement or spare. Made in the USA for quality you can trust.