All sales are final but we are willing to resolve issues if a mistake has occured on behalf of Shield & Spear . Shield & Spear Armament INC Is not liable for any modifications or assembly of firearms resulting in damage to the firearm, legal prosecution, bodily harm, or death. ALL NFA RULES APPLY. USED ITEMS WILL BE SOLD AS IS. Shield & Spear Armament INC will not be held liable for any uninsured , lost, or stolen packages after packages have been recieved by the carrier. All items sold by Shield & Spear Armament are sold with the intention the purchaser is following all local, state, and federal laws/ordinances/legislation for the area in which they reside. All armorer services will be backed by a limited lifetime guarantee so long as the workmanship was not ruined by a direct result of negligence or pushed past the manufactureres suggested life of part. ALL FIREARMS WILL SHIP TO FFL ONLY.