b'Steering Wheel Quick ReleasesPackagedwithinthesamedimensionalenvelopeasthereliableBall-Lockstyle,thenewWedge-Lockdesign features locking pins guided by ramps. Spring pressure is maintained after the wheel isinstalled,whichkeepsthesplinedpostwedgedintoataperedsocket.Thismechanismcreatesaverysolidengage-mentandpreventsbothradialandendplaywithoutaddinganyremovaleffort.Thecenteringelementisareplaceableconelocatedintheupperendofthehubclosesttothesteeringwheel.Thethreelockingpinsareguidedinslottedrampsandforcethesplinedpostagainsttheconefromtheoppositeendofthepost.Thislay-outprovidesanextremelylongsplineengagement CONEandmaximumstability.Weight Reduction PINThe Wedge-Lock hub has been made as light as safely possible through removal of non-essentialmaterialfromitsinteriorspacesand the use of titanium locking pins. The large 4-inch model weighs only 308 grams including its steel splined post. Added Safety Feature Duringactuationofthepullring,awarningstripeonthehubwillremainexposeduntilthelockingpinsarecom-pletelyengaged. Steering Wheel TimingAmorepreciselycenteredsteeringwheelhasbecomeanimportantpartofracecarpreparation.AllWoodwardQRhubflang-esareequippedwiththetriplethree-boltpatterntoallowtimingthesteeringwheeltowithintwodegreeswithrespecttothe20splineteeth.Tovisualizethis,two degrees is one-third of a minute space on a clock. Note: A Wedge-Lock QR hub will not work with a Bolt-onsplinedadapters Ball-Lock splined post, nor vice versa. Their parts are not interchangeable! Retrofitting a Wedge-Lock QR hubBall-lock ToswitchfromaBall-LockhubtoaWedge-LockhubonanSCA827orSCA880column,theoriginalweld-ed-inpostmustbecutoutandthecorrectpostweldedin.OnanSCA700column,thesplinedadaptercansimplybeunboltedandswitchedasatleft.BesureyourintendedsteeringcolumnisequippedWedge-lock withthecorrectadapteroroneofthesplinedpostsshownontheprecedingpage.213'