The 107 is my Fav, 1 shot and they go down. I also like the SPR, lighter and quiter then the 107.
i5-2500k @ 3.3, Asus P8Z77-V LE mobo Windows 7 64-bit, 8GB 1866mhz
EVGA GTX 670 FTW 2GB, 8800GT 512MB, 256GB SSD, 500GB WD, CH Franken-Potato (Stick, Throttle and Pedals)
TM Cougar MFD's, TrackIR 5, G15 keyboard