I have a custom SPR upper for sale...Here are the specs.40 rounds fired..
Rainier Arms 18' ultra match barrel
Young Mfg. chrome m16 carrier
Bravo Company MP bolt
Vortex flash hider
Vltor stainless gas block
Troy MRX-FX 13.5 rail
I'm asking $850 shipped OBO...If your not satisfied for any reason I will allow a 48 hour inspection period for a full refund. Please email me for a fast response. I will try to get pictures up, but Im having some issues with my digital camera..thus the 48 hour inspection period!