Products tagged with crbn gearbox
AirTac Customs x MAC Gen 3 Cerakoted & Skeletonized CRBN Gearbox (Black)
This CRBN Gearbox enables you to use a CRBN Upper with ANY V2 airsoft replica engine system! It's now possible to use Polarstar drop-in engines such as the F2, F1, and Jack in your build, as well as the Gate Pulsar!
$99.99