QUADRA S TRACER UNIT MEDIC the DMR insert is the

the DMR insert is the way to go

The front end comes with a built in static fiber optic front sight and an aggressive single port compensator

Powered by a AA battery

is 100 meter water resistant and has a high-brightness LED light

97 MM (GLOCK 17)

QUADRA S TRACER UNIT MEDIC the DMR insert is theACETECH QUADRA The first Compensator style Tracer Unit! Made of CNC aluminum for exceptional durability, the Acetech Quadra supports both GREEN and RED tracer BB's, as well asa "FLAME MODE" simulating an orange color front flash as your BB is shot. Like all other Acetech Tracer Products, this is a re chargable unit with a USB C cable (not iincluded). The Quadra is 14mm internally threaded, and it also comes with a 11mm+ to 14mm adaptor in the box,