At just 10oz the Cobra Rail LT (Light Weight) handguard system is our lightest available. This robust design mounts to any AR-15 Mil Standard barrel nut and does not require any proprietary tools. With 8 faces to attach KeyMod and M-Lok accessories the Cobra rail offers tremendous versatility and customization. Each rail is hard-coat anodized for a rugged long lasting finish. - Available in black anodized or Cerakote Magpul Flat Dark Earth. Mounting hardware include. Fits all Mil-Standard and most side charged upper receivers includes anti rotation tabs. Covered by X Products Lifetime No-Hassle Warranty. - Weight: .9 lbs - Shipping Dimensions: 20 x 4.5 x 5 in - Compatibility: AR 9MM AR-15 & M16 - Color: Black Flat Dark Earth - Handguard: Cobra Light - Mount System: KeyMod M-LOK - Length: 15 - ID: 1.3 - Hardware: Included - Finish: type 3 Hard Coat Anodizing - Mounting: Any Mil-Standard Barrel Nut