Answer
Aug 11, 2019 - 02:43 AM
The UMP has a V3 gearbox so any V3 engine should work.
what would be the best drop in for a ump elite Wolverine Airsoft Inferno GEN 2 for AK | Premium Edition
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Open May 08, 2023 - 11:29 PM
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Wolverine Airsoft Inferno GEN 2 for AK | Premium Edition
Wolverine Airsoft Inferno GEN 2 for AK | Premium Edition The GEN 2 Inferno features a revolutionary single solenoid, independent poppet and nozzle design that sets a new standard for a drop in kit. Particularly, it is designed to solve the “open bolt problem”. It is a hybrid design which keeps ...
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