What is the design style of this gearbox?
AirTac Customs | ALU CRBN Gearbox
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Open Jan 14, 2026 - 12:20 PM
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Answer
Jan 14, 2026 - 12:20 PM
The design is skeletonized and lightweight, meaning unnecessary material has been removed to reduce weight while maintaining structural strength. Skeletonized designs are valued for improving the handling and agility of airsoft builds.
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AirTac Customs | ALU CRBN Gearbox
AirTac Customs | ALU CRBN Gearbox An essential part reimagined by AirTac Customs - the ALU CRBN Gearbox is a lightweight gearbox for M4 rifle builds, now in CNC Aluminum. Our CRBN Gearbox enables you to use a CRBN Upper with ANY M4 HPA engine system! It's now possible to use drop-in engines such...
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