Fusion Engine™ Drop-In Kit - Blemished MODEL:V2 GEN3 (M4/M16) - Red Low-Flow Poppet / Red Nozzle The included Delrin spacer extends

The included Delrin spacer extends the front of the engine so that it will be the correct length to match up to the hop-up chamber while the included Nut provides an anchoring point for the stock bolt

48% poly fleece*

Compatible with both Type 1 and Type 2 UGS and CGS stocks as well as Milspec Buffer Tubes (1-3/16" - 16)

While it may not be able to hit as high of a velocity in the maximum pressure range as it would have with the standard poppet valve

The harness is constructed with 24 AWG wire like our other standard harnesses but only has the nylon mesh sheathing covering the last half of the harness

Fusion Engine™ Drop-In Kit - Blemished MODEL:V2 GEN3 (M4/M16) - Red Low-Flow Poppet / Red Nozzle The included Delrin spacer extendsWe have a limited number of blemished Fusion Engine V2s available at a substantial discount. During each production run there are always some parts which do not pass QC inspections. In some cases these parts are dimensionally out of tolerance and unusable so they are scrapped for recycling. In other cases the parts are completely functional but have minor defects in "Class A" surfaces. These blemished systems are factory new but built with one or more