i like to keep things light and simple. here is my version of the SPR


CMT lower
Oly Rifle length FIRSH
Colt 1/7 gvnt 20" cut to 18" threaded w/A2
RRA gas block
Armalite 1 piece scope rail/ fire control parts/charging handle
Colt M16 butt stock (pre-A1)
Super Sniper scope
G-27 grip
ACE Ltd. solid front sling swivel
the vertical foregrip is an Advanced Armament (i think IIRC)
all other small parts i had laying around from various sources
haven't fired it yet because i am still waiting on the bolt/carrier