Product description
M249/PKM CNC Gearbox Frame - QSC
A gearbox frame made of very durable aluminum using precise CNC machines for M249 / PKM replicas. It enables advanced power tuning. This is a QSC version, which means it has the option of quick spring exchange using a removable spring guide (not included in the set). The set includes screws necessary to assemble the gearbox frame. The gearbox frame has room for 8 mm ball bearings.
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