Daniel Defense MFR XS M-LOK Rail System Black 13.5in. Daniel Defense constructed these AR Handguards & Forends with a Mil-Spec Picatinny top rail to mount red dots Rifle Scopes and other essential accessories. These Daniel Defense MFR Lightweight Rail Systems are made from anodized aluminum for a durable platform that is highly resistant to corrosion and wear. There are also sling swivel attachment points so that you can customize your weapon with a sling. Install one of these Daniel Defense MFR Free Floating Rail Systems to enhance your shooting performance. Specifications for Daniel Defense MFR XS Rail Systems: Manufacturer: Daniel Defense Color: Black Finish: Anodized Fabric/Material: Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Gun Rail: Picatinny Condition: New Included Accessories: Standard Mount Type: M-LOK Quantity: 1 Features of MFR XS Rail Systems: Light Weight Free Floating Barrel Design Steel Barrel Nut Uninterrupted Mil-Spec 1913 Picatinny Upper Rail Keymod Attachment Systems on Sides and Bottom Patented Bolt-Up Mounting System Package Contents: Daniel Defense MFR XS Rail System Daniel Defense Warranty: Guaranteed Satisfaction All Daniel Defense products carry a 100percent satisfaction guarantee against defects in original materials and workmanship. If your Daniel Defense product shows evidence of such defects Daniel Defense will make every accommodation to fix repair or replace your product in the most expeditious manner possible. Daniel Defense does not warranty products or damage caused to our products by the correct or incorrect installation of other manufacturer's products. Warranty information and warranties are supplied solely by the manufacturer and not this retailer. This retailer publishes information from the manufacturer for information purposes only and the manufacturer is solely responsible and liable for any warranty information and warranties published by this retailer. Please reference the appropriate manufacturer documents or reach out to the manufacturer directly for full warranty terms and effective dates. Daniel Defense 01-107-15189-006: MFR XS M-LOK Rail System Black 13.5in