Barnett Scorpion Clutch For Harley Big Twin 1998-2006 Big Twin Parts and it is a tapered

and it is a tapered thread that seals as you tighten the petcock into the threaded fitting on your gas tank

3" diameter

Includes bearings/races and aluminum dust seals

adjustable stop to control where the stand rests in the retracted position (closeup image shown) Useful to prevent damage to the outer primary

Barnett Scorpion Clutch For Harley Big Twin 1998-2006 Big Twin Parts and it is a taperedBarnett Scorpion Clutch For Harley Big Twin 1998 2006 Greatly increases clutch capacity Provides smoother shifting, more progressive engagement Multiple spring pressure options Includes steel hub, billet pressure plate, clutch plates, and coil springs Designed to fit the stock type basket Ideal for stock to high performance applications