Description: It is taking 7 to 10 days on shipping our orders due to all the FFL paperwork 10.5" Anderson custom built upper and lower The Magazine IS NOT included Barrel Length: 10.5" Bear Creek Barrel Contour: M4 or Socom Barrel Material: 4140 Phosphate Muzzle Thread Pattern: 1/2x28 Twist Rate: 1 in ? Chamber: 5.56 ToolCraft Bolt Carrier included M4 Feed Ramps Gas System Length is a carbon length Gas Block Diameter: 0.750" 9" Free float Key mod rail All rifles but not uppers will be Insured and signature required. If the item is lost please contact your carrier and if damaged please take pictures and notify the carrier. The carrier expects the claim from you since you witnessed the damage f you are NOT 100 SATISFIED I WILL RETURN YOUR MONEY. You just need to pay for the return shipping cost. Shipping cost will vary in Seattle,Utah, California,Hawaii,Colorado and Arizona.Most carriers have passed a rule if they show it has been delivered they are not responsible.