ALS Safariland 6378-3832 Glock 21/20 Level 1 Retention. STX Plain black with ITI M3 light and ready for duty use. Like new, no wear, damage or issues. Willing to meet in North Dallas near 635 and tollway. Open to trades for other holsters for glock, sig or 45acp self defense ammo equal in value. Make a offer today.