XTS KM15 Tactical Rail Black XTS KM15. XTS built these Picatinny Rails from 6061-T6 aluminum alloy to create a durable platform that won't add much weight to your rifle build but a Type II anodize finish offers plenty of corrosion resistance to ensure this rail lasts through years of use. This XTS KM15 KeyMod/Picatinny Rail features custom installation so you can put your favorite accessories on your gun precisely where you need them with optimal ease. Please note that this item requires modification/customization for installation. Get the XTS KM15 Picatinny/KeyMod Rail -PM15 to make your AR-15 performance even more enjoyable with these attachments. Specifications for XTS-KM15 Tactical Rail: Manufacturer: XTS Color: Black Finish: Bead Blast Fabric/Material: 6061-T6 Aluminum Gun Rail: Picatinny Gun Make: AR Platform Gun Model: AR-15 Length: 15 in 15 in Included Accessories: 3 Keymod Rails 1 Top Picatinny Rail Quantity: 1 Features of XTS-KM12 Tactical Rail Aircraft Grade 6061-T6 Aluminum Bead Blast with Type II Anodizing 1 Top Picatinny Rail 3 Keymod Rails Custom Installation required Package Contents: XTS-KM15 Tactical Rail XTS XTS-KM15: KM15 Tactical Rail Black