This is a Glock OEM 10-round blue magazine built for the Glock 31 chambered in .357 Sig. Designed to match Glock’s magazine dimensions and feed geometry, it’s a direct replacement magazine for reliable operation.

Key features

• Ideal replacement magazine for training, range use, and carry readiness
• Glock OEM magazine built to the platform’s feed and fit specifications
• Blue exterior finish for a factory-style look
• 10-round capacity for the Glock 31 .357 Sig platform

Keep a spare magazine on hand with a factory-spec Glock 31 .357 Sig 10-round magazine.