Package Includes: as images show, CN37526KIT Kit Includes: SP CN37526 Head Valve Piston x (1) SP CN37547 Head Valve Washer x (1) SP KK23195 Compression Spring x (1) SP CN37525 Piston Stop x (1) SP HH19195 O-Ring (Outside) x (2) SP HH19142 O-Ring (Inside) x (1) A brand-new, unused, unopened, undamaged item in its original packaging. Return refund: If you have any questions, you can refund in full without any problems