KAC URX 4 14.5" Keymod Handguard with Covers and Wrench - 350$ shipped (pic is installed on top rifle)

Leupold 1.5-5X LPVO SPR Scope - M2 Dials CMR2 BDC reticle - 750$ 

16" stainless green mountain barrel approx 700rds groups well with 75gr hornady, call it 60$

Located in Prescott near viewpoint