Spear Arms

Details for the free upper parts kit

These a full mil spec upper receivers from quality forgings.  Guranteed for fit with our 80% lowers and will work with many other brands. These are precision machined from high quality forgings, checked for dimensions multiple times. They do not have dry film lube applied. 

• 7075-T6 aluminum
• Machined from quality forgings
• No T-Marks
• Hard coat anodized
• Fits any mil-spec style AR15 / M16 lower receiver
• Raw Tumbled or Anodized Black