「TM VSR-10 BaRiKaRu Piston VC」
PRODUCT CODE:630841
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For VSR-10.Body & head are made of Delrin,end is made of Stainless.That's not only light but also
high durability.Head is the intake air type.When piston go ahead,the O-ring is spreaded that the air flow in the head.There is no clearance for Cylinder,that's why it keeps airtight.

Inner Diameter is about 13.5mm

If use this piston , would be available for PDI-SPRING(SS,SPR,SPR-V),
Normal Spring Guide is not abailable.Please take 9mm SPRING GUIDE.
Caution:
This piston is made for PDI-Precision cylinder.If install the normal cylinder,please change the O-ring which is come with package.

Vacuum system
Vacuum system is to let fly at BB more farther and go straight.
This system erase the negative pressure when shooting.The system is inside the head.
1.Conventionally,the valve is free in the system.(This is not air sealing)
2.When shooting,the piston go ahead.At that time,The valve closed & start to keep air sealing.
3.As well as the piston bump against the cylinder head,the valve come off.
4.The air flows toward top from rear.This cancel the negative pressure.
Sale \ 5,292
We deem to get your agreement for the below policy when you place an order.
color
screw
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Please read the below policy
We deem to get your agreement for the below policy when you place an order.
○We couldn't assure the trouble with your lack of skill.
○It may be required to adjust to fit because our custom parts reduce the clearance of normal parts to lead the best condition.
○Do not use the 3rd party products.Because we design with Normal parts or PDI-products.
　If you ignore our rule & breake up your guns、we couldn’t be responsible.
○It is possible to change the spec or design.