• Factory drilled 0.8mm holes • allows a significant shock oil • More constant managing • number of 4. • Fits X4 & T4
PSS pistons with factory drilled 0.8mm holes (2 in each piston). Licenses a heavier surprise oil become used, for a much more constant management. Become utilized with a PSS shock system for ULP shocks 308029 and SLP shocks 308039. Number of 4.