Other Details Manufacturer: Magpul Industries Manufacturer Part Number: MAG591-BLK Color: Black Description: 7 Slots Finish: Black Fit: M-LOK Hand Guard Make: AR-15 Make/Model: AR-15 Material: Polymer Model: M-LOK Polymer Rail 7 Slots Product Type: M-LOK Style: Picatinny Subcategory: Handguard Accessories