Systema ENERGY Spring Guide with Bearing Ver. 3 reg_CZ Large thumb dial Integrated winding

Large thumb dial Integrated winding wheel on bottom for speed reloading

Clip-to-clip mechanism allow multiple magazine clip together without any tool

3 Dual Stainless Custom Gas Blow Back GBB Pistol

360mm Outer Barrel (Silver) With 71mm Muzzle Brake (Grey)

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Systema ENERGY Spring Guide with Bearing Ver. 3 reg_CZ Large thumb dial Integrated windingSystema ENERGY Spring Guide with Bearing Ver. 3 With Ball Bearing Designed to minimize the load on the motor caused by the spring torsion especially when compressing custom springs A side effect of this ball bearing system actually resets the spring more effectively as well