If you can’t find a nozzle specific to your replica, you can determine the correct nozzle by measuring the two distances indicated below and adding them together. Then choose a nozzle from the list that is 0 to 0.5mm longer than your measurement.
Original Engine
With your original engine and nozzle still in the gearbox, measure the distance the nozzle extends from the front of the gearbox.
Wolverine Engine
With your Wolverine Airsoft engine in the gearbox, measure the distance from the front of the engine to the front of the gearbox and add it to your first measurement.
Nozzle
Length(mm)
CA LMG
17.75
M249
18.75
M4
19.25
AK
19.65
KA FAL
21.5
G36
24.5
CA SCAR L
25.75
PTS Masada
27.5
VFC XCR
29
A&K Masada
33.32
GG SR25
35.05
VFC SCAR H
36
KA SIG 556
47.4
Note: A&K SR25 and FAL nozzles are interchangeable. If you need a Gen 1 nozzle, select FAL. If you need a Gen 2 nozzle, select A&K SR25.