ASSEMBLYINSTRUCTION(-H)BACK X1 SEAT X1 ARMREST X2CONTROLMECHANISM X1WHEEL X5 BASE X1BASE LEG X1GAS LIFTCYLINDER X1X10AX2EX4BX10CX1D(SEAT + BACKARMREST)(LOCKING)(WASHER)(ALLEN KEY)※Please make sure all the parts are included.Missing parts? support@neochair.comHEAD REST X1 HEAD REST BOLTInstructionsUser ManualCautionsContentsRead the instructions carefully. Please follow the assembly steps.CautionsTo deodorize your new chairleave the chair in a wellventilated area for 1-2 daysFor longer useRe-tighten bolts every 6 months by usingthe enclosed allen-key.*Using an electric drill can damage the chair.Please re-tighten bolts manually.Use this product only forseating one person at a timeRegularly check all bolts,screws, and knobs are tightBe careful, some of the partare heavy and has sharped edgeFailure to follow these warningsmay cause serious injuryDO NOT use the chairunless all bolts, screwsand knobs are tightDO NOT use the chair ifonly components aremissing or damagedDO NOT stand on the chairuse as a step stool or laddersupport@neochair.comwww.neochair.comOur goal is to create a perfect customer experience.Let us know if you have any feedback.Your comment motivates us to become a better team.Enjoy your new favorite chairsupport@neochair.comwww.neochair.com@NEOCHAIRneochair_officeIf there are any problems, do not hesitate to e-mail us. support@neochair.comDBSHeadrest models comes with below part