What this part is
This is a single B-Grade AEG sector gear from our boneyard salvage stock. The sector gear pulls the piston back and drives the tappet plate that feeds BBs, making it a useful low-cost spare for repairs and tech-bench work.
Condition and honesty
As a used or salvaged part it may show wear on the gear teeth or the tappet cam. It is sold as spares or for repair with no warranty, so it is best for builders who can inspect and shim it correctly.
Compatibility
Sector gears commonly fit version 2 and version 3 gearboxes, but tooth counts and cam profiles vary by manufacturer. Compare it against your current gear before fitting, and browse our airsoft accessories for related parts.
Fitting help
Correct shimming is essential after any gear change. If you would prefer expert hands, our Kent repair workshop can fit and tune the gearbox for you.
Who it suits
Ideal for spares kits, budget repairs and experimenters building or rebuilding gearboxes.






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