Yankee Hill Machine 16" M4 carbine complete upper assembly with a Specter length lightweight free float forearm
YHM A3 flat top upper receiver with complete bolt carrier group. Receiver has the M4 feed ramps and white outline T-markings.
YHM 16" black diamond fluted barrel (barrel and chamber are CHROME LINED), 1X7 twist, 5.56 chamber with Phantom toothed flash hider.
YHM 4 rail, Specter length, lightweight free float forearm with low profile Specter gas block
Sun devil manufacturing billet receiver
I find the Mega billet receiver a much better choice.
Mega Machine billet from Rainier Arms, LLC great guys to deal with!
Spikes tactical enhanced
I like the ERGO!
VLTOR E-MOD Stock Black AR Rifles AEBK-MB
Yhm muzzle break
I prefer the Smith Enterprise Vortex.
Tapco sling system
I'm not a big fan of Tapco products.