The Echo 1 Tracer Unit is a must have if you play at night! A tracer unit looks like a mock supressor, and it has a photocell installed into the unit that lights up special tracer ammunition in the night sky! It will work with green or red tracer BBs to allow you to see where your shots are going.
Echo 1 Tracer Unit Basic Features:
Alternate Lookup: ECHO TRACER UNIT