JL Billet M-Lok Attachment Rail Section 7 Slot 3 inch Black. M-LOK Rail Sections also feature beveled ends to reduce snagging and eliminate sharp corners and edges. Includes mounting hardware necessary for attachment directly to M-LOK Slots. Machined from 6061-T6 aluminum Type III hard black anodize 2.35" in length QTY-1 made in specialized factories Specifications for JL Billet M-Lok Attachment Rail Section: Manufacturer: JL Billet Finish: Type III Hardcoat Anodized Fabric/Material: 6061-T6 Aluminum Gun Rail: Picatinny Gun Type: Rifle Gun Make: DPMS Gun Model: AR-15 Weight: 0.1 lb Condition: New Mount Type: M-LOK Country of Origin: USA Features of JL Billet M-Lok Attachment Rail Section Aluminum M-Lok Attachment Section 3 Slot 1913 Picatinny Spec Package Contents: JL Billet M-Lok Attachment Rail Section JL Billet JLB-MLOK-7S: M-Lok Attachment Rail Section 7 Slot 3 inch Black