Sachs 50mm shock:

Includes full disassembly, heated professional cleaning, measure service limits, inspection of all components for fatigued valve shims, worn body, bent and pitted shaft assembly. Shock shaft is polished and assembled with a rebuilt seal case, new bump stop rubber, lapped valve piston, new valve piston band, bladder (when applicable) and o-ring gaskets. Final procedure includes bleeding with new top quality suspension shock fluid and set nitrogen pressure.