A new type of unequal pitch spring manufactured by machine winding using the latest technology.PDI unequal pitch spring that has received high praise all over the world. Until now, each piece has been hand-wound by craftsmen, achieving an uneven pitch that cannot be reproduced by machines. However, over the years, with the remarkable development of technology, we have succeeded in producing the latest machine-wound springs with performance comparable to conventional unequal pitch springs.Made of silicone chrome, it is resistant to fatigue and can be used stably for a long time. Airsoft guns Airsoft gear Airsoft accessories Airsoft rifles Airsoft pistols Airsoft equipment Airsoft supplies Best airsoft guns Airsoft store Airsoft skirmish Airsoft Event Bucking Hopup vest Tracer BB Hi Capa Airsoft field
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