Action Army - Reinforced Piston for VSR-10 - B01-004

Reinforced, lightweight aircraft aluminum piston for VSR-10, USR-11, BAR-10 series and similar replicas, compatible with Marui standard.

Allows the use of stronger springs and increases replica performance. Manufactured by Action Army company from Taiwan.

NOTE: The piston has a reduced internal diameter and only dedicated Action Army springs will fit.

Weight: 31g