Owner’sManualforMRCStemSpacer10/12
CongratulationsforpurchasingaMRCStemSpacer.Youhavemadethechoiceforahigh-qualityproductthatis100%manufacturedinGermany.
Weusedthebestmaterials,finecraftsmanshipandfinally,thecomponenthassurpassedthehardesttestssimulatingdownhill-ridesonthetestbench.
TheStemSpacer10/12liftsyourstemby12mm.Asanelevationofyourstemwouldalsoshortenyourridingpositionduetotheslackheadangleofmostmoderndownhillbikes,thisstemspacermovesthestemforwardby10mm.Inordertoonlyliftthefrontandnottoshortenit,ahorizontaldisplacementisneeded.Thishorizontaldisplacement(x)canbecalculatedasfollowing:
x=verticaldisplacement/tan(headangle).
Example:Byusingan8-mm-headset-spacerandtheStemSpacer10/12,youendupat20mmofverticaldisplacement.AmodernDH-bikemighthaveaheadangleof63degrees.
x=20mm/tan63°=10.19mm
Thismanualmustbereadandunderstoodbytheuserbeforeusingthecomponent.Third-party-usersmustalsobeinformedaboutthefollowingprovisions.Keepthisuser’smanualsafeincaseyouneedtorefertoitlater.
Intendeduse
Thestemspacerisintendedfordownhill-andfreeride-use.
Compatibility
Thestemspaceriscompatibletodoublecrowndownhillforkswhichareequippedwithastate-of-the-artdirectmountstem-interfaceandmostdirect-mount-stems.
ItCANNOTbeusedincombinationwithsinglecrownforksand/orstandard-stems.
Installationandmaintenance
Thestemspacermustbeinstalledbyaqualifiedandskilledmechanic!
1. Uninstallthestemfromtheupperforkcrown
2. Installthestemspacerunderyourstemandmakesurethatthescrewsarenotprotrudingthebottomsurfaceofthespacer(evenintightenedposition).
3. Removethespacerfromthestemagain.
4. Installthestemspaceronyourupperforkcrown,tighteningtheM6-screws(includedinthepackage)to7Nmbyatorquewrench.
5. Installthestemonthestemspaceraccordingtothestemmanufacturer’sadvice.
Pleasedoublecheckthescrewsfromtimetotime.Especiallyafterahardcrash,makesurethereisnodeformationonthestem,thestemspaceroryourhandlebar.Incaseofdamage,pleasereplacetherespectivecomponent.