Genesis Bifrost Tracer Unit (Compact) For G19 - Black dual The AAP-01 Hop-Up chamber is

The AAP-01 Hop-Up chamber is a replacement for the stock AAP-01 hopup chamber

allowing you to choose from a wide range of barrel lengths that best suit your own custom build

External dimensions are adjusted

Weight: 254 g

The slide-in design makes the baseplate more durable and resistant to damage or popping off if the magazine is dropped

Genesis Bifrost Tracer Unit (Compact) For G19 - Black dual The AAP-01 Hop-Up chamber isInnovative tracer unit flashlight chronograph and more for your Glock 19: Bifrost muzzle flame effect. Tactical light and laser sight combo. Built in chronograph. Quick assembly via Picatinny rail. Fast charging with a type c charge port. Support green tracer bbs, red tracer bbs, and standard bbs. At each shot, the tracer unit sensors detect the flying bb and flash briefly to "light up" the bb and make the bb visible in the dark during its flight. It