This thing is a work of art.
SAVE YOUR BLASTER A LOT OF STRESS DONT MISS YOUR SHOTS AFTER MAG CHANGE!!
WORKING LIGHT (YELLOW or GREEN which ever is available)
FIT STANDARD RECEIVER
ADD IT INTO YOUR FWD ASSIST BUTTON LOCATION
M4A1 MAG PRIME CIRCUIT + 10A SWITCH + SILVER WIRING LOOM INC CONTACTS + MOTOR CLIPS.
Silver wire for high current
Fwd assist hole will need a quick file out to make a tad bigger and surrounding plastic just cut with side cutters.
THE KIT COMES PRE SOLDERED (so you know how it goes) YOU WILL HAVE TO DE-SOLDER THE PRIME BUTTON WIRES TO INSTALL IT THEN RE-SOLDER ITS AN EASY AND QUICK JOB!