7.5", 10.5", etc.. Free Float Build Your Own Pistol Kit - Everything you need to build your own AR-15 pistol except the stripped lower receiver. This make your own pistol kit can ship fast, it will be a grab bag complete upper, test fired and ready to go, along with a lower parts kit and stock kit. Barrels and handguards may vary.

• Pistol length 5.56/223
• Mil Spec 7075-t6 Aluminum receiver
• M4 Feed Ramps
• pistol or carabine gas, depending on barrel)
• .750 Gas Block
• free float rail/handguard (will cover gas block)
• a2 Flash Hider, 1/2-28 Threads
• Dust cover, Forward Assist
• M16 Nitride Bolt Carrier Group
• Charging Handle
   
• Complete Lower Parts Kit
   
• Pistol Buffer Tube Kit

*note: may have some blemishes that do not affect function. ar15 lpk in picture shows stainless trigger & hammer.  They may be black instead.