[WTB] BCM3-KD, Valhalla ODA, MPX Mags

Looking for a few specific items:

BCM Mod 3-KD version (shorty) - $20

Valhalla ODA for surefire Z68 clicky (just the ODA, have the clicky) - $25

MPX Mags (looking for 6) - $30-35 depending on condition