G&G Midnight Hawk Tracer Unit (Black / Tan) PK249 We connect trigger contacts to

We connect trigger contacts to MERF using the signal wire attached to the kit

Premium silicon gun sav grease for lubricating:

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Oversized ambidextrous safety

The most you will have to do is cut off the circle loop at the top of your spring if your mag is of that design such as KA

G&G Midnight Hawk Tracer Unit (Black / Tan) PK249 We connect trigger contacts toG&G Midnight Hawk Tracer Unit is a compact, reliable tracer unit that will light up your tracer BB's! A reliable tracer unit that operates on 4x AAA batteries (not included). CCW threaded to fit on most airsoft AEGs.