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

Wolverine Engine

| 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.
