PMAG 10 AC 556X45 AICS 10RD 100 CASE PACK Manufacturer Model Number: MAG1100-BLK Manufacturer: Magpul Model: AC - AICS Short Action Caliber: 223 Rem | 5.56 NATO Type: Accessory-Magazines Item Type: Accessory Firearm / Accessory Capacity: 10 Finish: Black Weight: 2.71 oz. Shipping Weight: 0.242 Feature: Fits Short Action AICS Feature: High Visibility Follower Optic Adjustable Objective: false Optic Reticle Illuminated: false