SDU Assault uses a highly customized AR platform Mk 18-style short barrel rifle with very modern accessories designed for close combat operations.   New videos of a HKPF Special Duties Unit (SDU) Assault Team A breaching the entrance of PolyU with assault rifles in the early hours of November 18th have emerged. We're now attempting to timestamp the footage, locate the scene, and sync with other videos from the same…

HKPF has a handful of Vietnam-era M-16A1 rifles. This is the only fully automatic version. They were replaced for being too unreliable and jamming during combat use. Cop carrying an M-16 into Hong Kong MTR station underneath IFC Mall tonight. pic.twitter.com/a8rJ2hHFy3 — dr. trey (@Comparativist) September 28, 2019