My current set up.
Upper: Stag Model 15
Barrel: stag stock m4 profile chrome lined 1/9 twist.
Lower:Stag model 15
Stock: Magpul CTR.
Magazine: USGI 10/30
Use: My do all rifle from the poop hitting the fan to my ranch rifle.
Trigger: standard mil spec LPK
Grip: standard a2 PG that I stippled.
Optics: Aimpoint Comp M2
Sights: MI BUIS
Sling: Not sure of the make it works though!
Light: Surefire G2
Paint: No paint YET. Will be painting her soon.