ODIN Works AR-15 15.5in O2 Lite Free Float Forend M-LOK Orange. Precision machined from 6005-T651 the O2 lite is a full 20percent lighter than its predecessors. All ODIN Works forends are free floating for accuracy and hard anodized for durability. Specifications for ODIN Works AR-15 O2 Lite Forend: Manufacturer: ODIN Works Finish: Hard Coat Anodized Fabric/Material: 6005-T651 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Handguard Length: 15.5 in Gun Rail: M-LOK Weight: 7 oz Additional Features: Engineered to allow for low profile gas block to fit inside Included Accessories: Standard Quantity: 1 Features of ODIN Works AR-15 O2 Lite Forend Free float. Made from 6005-T651 Aluminum. Weight: 7oz Hardware weight: 2.7oz Inside diameter: 1.6" Outside diameter: W-1.8" H-2.16" Engineered with advanced ergonomics for comfort and improved performance. Accessory rails can be placed at 3 6 and 9 o'clock positions and can be joined to create continuous Pic Spec Rail. Four or more QD attachment points. Made to fit Magpul QD. Engineered to allow for low profile gas block to fit inside. Package Contents: ODIN Works AR-15 O2 Lite Forend Barrel Nut/ Forend Adapter 5 slot accessory rail Screws and Allen Wrench ODIN Works F-15-ML-O2-OR: AR-15 15.5in O2 Lite Free Float Forend M-LOK Orange