XTS AR-15 9in M-lok Rail Black. XTS built these AR Handguards & Forends from aircraft-grade 6061-T6 aluminum for a lightweight yet rugged build that's built to last. The XTS AR-15 9in M-Lok Rail features a center flat top rail slim-line design and is easy to install with just a few screws. XTS also made these rails clamp on for a secure fit. XTS AR-15 9in M-LOK Rails are the perfect platform to host a scoped weapon with an illuminated laser and it comes with MLOK attachment sockets at the bottom. Those who are looking to expand their customizations can use the XTS AR-15 9in M-LOK Rail System. Specifications for XTS AR-15 9in M-lok Rail: Manufacturer: XTS Color: Black Fabric/Material: 6061-T6 Aluminum Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Automatic Rifle Handguard Length: 9 in Gun Rail: M-LOK Weight: 1 oz 1 lb Condition: New Included Accessories: Standard Inner Diameter: 1.34 in Attachment Type: Clamp Country of Origin: USA Quantity: 1 Features of XTS AR-15 12in M-lok Rail Aircraft Grade 6061-T6 Aluminum Precise CNC Machining Center Flat Top Rail Slim Line Clamp On Easy to Install Package Contents: XTS AR-15 9in M-lok Rail XTS XTS-CE09ML: AR-15 9in M-lok Rail Black