ProMag FNX-45 .45 ACP 20-Round Steel Magazine

The ProMag FNX-45 magazine is a 20-round replacement or spare magazine designed to fit FN FNX-45 pistols chambered in .45 ACP. It features a heat-treated steel body, an injection-molded follower, and a spring formed from heat-treated chrome silicon wire.

Key Specifications

• This magazine has a capacity of 20 rounds.
• It is designed for the FN FNX-45 pistol.
• The magazine is chambered for .45 ACP.
• The body is constructed from heat-treated steel.
• The follower is injection molded.
• The spring uses heat-treated chrome silicon wire.
• This magazine is made in the USA.
• It includes a lifetime guarantee against manufacturer’s defects.

With its steel construction and carefully specified follower and spring components, this ProMag magazine provides a practical option for FNX-45 owners seeking an additional or replacement magazine for range use and routine equipment setup.