This used Franklin Armory FAI-15 AR rifle is chambered in 5.56 NATO (.223) – mechanically excellent with only light handling marks on the receiver and handguard. Has the factory Binary trigger installed. It comes with a free-float handguard, flip-up sights, an adjustable stock, one magazine, and a hard case.This is a full franklin build, upper is included.
HK MR556A4 5.56 NATO 16.5" Upper Receiver Kit w/Bolt Buffer Spring M-LOK Supp Ready Adj Gas Regulator Pic Rail & Ext Ambi Charging Handle 51000384
Original price was: $2,499.00.$1,919.99Current price is: $1,919.99. 
BRAVO COMPANY MFG. BCM MOD 0 LOWER RECEIVER
$536.99 
FRANKLIN ARMORY FAI-15 BSIII COMPLETE LOWER RECEIVER
$800.99
