Brigand Arms M-LOK Base Plate for AR15/AR10. without the added weight of a picatinny rail segment. Material: Aluminum Weight: 0.26 oz Includes: backing plate screws and hex wrench Specifications for Brigand Arms M-LOK Base Plate: Manufacturer: Brigand Arms Color: Black Gun Model: AR-10 AR-15 Condition: New Package Contents: Brigand Arms M-LOK Backing Plate for AR 15/AR 10 Brigand Arms ML-1: M-LOK Base Plate for AR15/AR10