Made for AK-47 & Variants, The Chaos AK-47 Titan Rail is manufactured to highest standards in the industry. This is a completely Field Strippable System. It Extends from the Gas block to the rear of the dust cover. The Rear Rail Section Hinges open for dust cover removal and access. The MIL-STD-1913 rails are made from aircraft grade 6061 Aluminum Alloy. Hard coat military specification MILITARY SPECIFICATION MIL-A-8625 or (Type III Hard anodize, Non-Reflective). (May require some file fitting).