Glock Blue Label | Glock Blue Label Program | Primary Arms GLOCK Blue Label 19X Gen 5 9mm Night Sights (1)17RD & (2) 19RD - Coyote Tan. View Details. $533.50 . Add To Compare . Blue Label Program. In Stock . ... From the duty-tested GLOCK 17 Gen 5 MOS full size pistol, to the ultra-concealable GLOCK 43X, the GLOCK Blue Label lineup, showcases the latest technology and engineering that drives GLOCK's ...