[PDI] Piston Head O-Ring / Compatible with PDI & CA M24 HD and VC Pistons

Piston head O-ring for HD and VC pistons compatible with PDI or CA (Classic Army)
*For new piston heads only.

[Note about CA M24!]
It has been confirmed that there are currently M24s manufactured by CA (Classic Army) that use M4 screws to attach the receiver and trigger box.
Some items may not be compatible, so please be sure to check your CA M24 before purchasing.

Classic Army products undergo frequent design changes, so there is a good chance that the parts we carry may not be compatible.
*We cannot confirm the lot number of the CA M24 or whether the M24 you have is compatible.
*We do not accept returns of items that have been removed from the packaging.

Specifications
■Compatible models:
# HD, VC piston for PDI & CA M24


※please note※
If you have customized your airsoft gun or replaced parts, be sure to measure the bullet speed using a bullet speed meter to ensure it is within the legal limit (possession of bullets over 0.98 J is prohibited). Also, be careful not to exceed the legal limit during the work.