PROMAG AR-10 308WIN 20RD BL BLUED STEEL MAGAZINE Manufacturer Model Number: DPM-A1 Manufacturer: ProMag Model: AR-10 Magazine Caliber: 308 Win Type: Accessory-Magazines Item Type: Accessory Firearm / Accessory Capacity: 20 rd. Shipping Weight: 0.5 Feature: Blued Steel Magazine Feature: Fits DPMS Pattern AR-10 Rifles Optic Adjustable Objective: false Optic Reticle Illuminated: false