6 Upgrade Kit for Freedom Ordnance FM-9 9mm AR-15/M16 Belt-Fed Upper Receiver

This kit allows you to change the existing barrel on your Freedom Ordnance unit to this 6 barrel. (You must own a Freedom Ordance FM-9 9mm Upper to use this kit. Uppers can be purchased below.)

Kit includes:

• One 6 barrel
• One 4 quad rail
• One 9-7/64 T handle hex wrench

Specifications

• 9mm
• 6 barrel is made from 4150 chromoly steel with a QPQ nitride finish
• 4 quad rail is black anodized billet aluminum with Picatinny rail system
• Manufactured by Freedom Ordnance
• Requires BATF approval before installing barrel on rifle

Please note: Placing a 6 barrel on an AR-15 rifle without totally converting it to a pistol creates a short barreled rifle which requires prior written BATF approval, otherwise the conversion is illegal.