Cowcow Tech Glock 17 Hop Up Chamber (Gen4)
-Enhancing accuracy consistency
-A highly durable, reliable and stable hop unit.
-High quality CNC 7075 Aluminum
-Improved structure to the lower part of the chamber
-User-friendly upgrade component
-Including a stainless steel guide plate
-For Tokyo Marui Glock 17 Gen4
*Please note: installing parts / assemble /fitting airsoft guns will need intermediate knowledge. Please refer to your airsoft gunsmith for proper installation/fitting.