PROMAG GLK 17/19/26 MAG 18RD BLACK POLYMER Manufacturer Model Number: GLK-A9B Manufacturer: ProMag Model: Glock 9MM Pistol Mag Caliber: 9mm Type: Accessory-Magazines Item Type: Accessory Firearm / Accessory Capacity: 18 Shipping Weight: 0.2 Feature: Blued Steel Feature: Fits Glock 17/19/26 Optic Adjustable Objective: false Optic Reticle Illuminated: false