Other Details Manufacturer: Magpul Industries Manufacturer Part Number: MAG248-BLK Base Configuration: Picatinny Rail Color: Black Description: Rear Firearm Type: AR Platform Fit: AR-15 Frame Color: Black Frame Material: Polymer Make: AR-15 Make/Model: AR-15 Model: MBUS Product Type: Rear Style: Flip-Up Subcategory: Long Gun Sights Windage Adjustment: 0.7 MOA/ 0.5 MOA