ProMag SIG-A8 Magazine for Sig P320 — 9mm, 17-Round

The ProMag SIG-A8 is a detachable replacement magazine designed for Sig Sauer P320 9mm pistols. It provides a standard 17-round capacity in a heat-treated steel body finished in blued steel. The magazine uses an injection-molded follower and a spring formed from heat-treated chrome silicon wire and is made in the USA.

Key Specifications

• The capacity is 17 rounds.
• The caliber is 9mm.
• The magazine is designed to fit Sig Sauer P320 pistols.
• The body is constructed of heat-treated carbon steel.
• The finish is blued steel.
• The follower is an injection-molded follower.
• The spring is formed from heat-treated chrome silicon wire.
• The product is made in the USA.
• The magazine type is detachable.

Robust construction and proven components make this ProMag SIG-A8 a practical spare or replacement for routine range use and training. Its heat-treated steel body and reliable spring and follower combination deliver consistent feeding and serviceable longevity while maintaining a familiar profile for Sig P320 users.