IntroductionThe Spike's Tactical Spartan Lower is a special series lower featuring a Spartan Helmet logo instead of the usual ST Spider logo. NOTE: Check your state & local laws before ordering to ensure that no modifications are required. Compliance options are available under Services & Tools. NOTE: FFL required for shipment. You must note which FFL will be receiving this item in the Comment box during checkout. Failure to do so will delay your order processing and shipping. If your FFL is not already on file, have them fax a signed copy of their license to 866-283-2215 and include your name and order number on the cover sheet.