Other Details Manufacturer: Magpul Industries Manufacturer Part Number: MAG1167-BLK Base Configuration: Picatinny Rail Color: Black Description: Rear Firearm Type: AR Platform Fit: AR-10/AR-15/M-4/M16/M110/SR-25 Frame Color: Black Frame Material: Polymer Make: AR-15 Make/Model: AR-15 Model: MBUS Product Type: Sight Rear Color: Black Rear Material: Polymer Style: Folding Subcategory: Long Gun Sights Windage Adjustment: 0.5 MOA/ 0.4 MOA