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GEN 8.5 NYLON GEARBOX
Jinming have finally listened and upgraded the gen8 gearbox to nylon shell and nylon gears.
$50.00
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M4 Gearbox Nylon CYMA
These CYMA nylon gearboxes are the latest version, with an updated piston design that reinforces and enlarged the pickup tooth and corrects the AoE which makes for a much more robust gearbox. These Nylon gearboxes are a drop in fit...
$30.00