8mm BALL BEARING GEARBOX FULL SET (AK SERIES)

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Description

Complete upgrade gearbox set ver. III for AK series weapons. Set contains a fully functional complete gearbox with an 8mm bearings and instaled spring SP90, next spring SP120, a set of steel wheels, metal spring guide with bearing, improved cylinder, metal backpressure piston head, a metal cylinder head with double sealing, metal nozzle with seal and all other Gearbox parts.

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Softarms.store