ProMag SIG18 6rd 9mm Magazine — Sig Sauer P290

Description

The ProMag SIG18 is a compact, 6-round replacement magazine designed for use with the Sig Sauer P290 and chambered in 9mm Luger. Constructed from heat-treated steel, the magazine uses an injection-molded follower and a spring formed from chrome silicon wire. This unit is offered as a spare or replacement magazine and is listed as made in the USA in the supplied product text.

Key Specifications

• The brand is ProMag.
• The model is listed as SIG18 Standard.
• The caliber is 9mm Luger.
• The capacity is 6 rounds.
• Compatible fit is Sig Sauer P290.
• The material is Steel.
• The magazine follower is injection-molded.
• The magazine spring is formed from chrome silicon wire.
• The product type is Detachable.
• Manufacturing origin is listed as Made in the USA.

Designed as a straightforward, factory-compatible spare for P290 owners, the SIG18 keeps your pistol ready without added complexity. Its steel construction and purpose-built internals provide durable, practical performance for range use and everyday carry routines. For shooters seeking a reliable replacement or backup magazine, this ProMag unit provides a no-nonsense option grounded in the documented component details.