• Durable and Impact Resistant Glass Fiber Reinforced Matte Black Polymer Construction
• Four-way Anti-tilt High Visibility Blue Follower and High Longevity Stainless Steel Spring for Reliable Feeding
• Features Positive Grip Texturing, Left and Right Side Windowed Main Body with Remaining Round Count Indicators, Over-insertion Stop, and Removable Flared Floor Plate
• Not Compatible with AR-10B, SCAR 17S, LAR8, HK417, or Rifles that Use M14, FAL, or HK G3/91 Patterned Magazines
