FMF PowerCore 4 HEX Muffler 041487 1821-1464 Wheel Spacer Copper core electrode prevents oxidation

Copper core electrode prevents oxidation and corrosion

Simple classic look

Sizes given are the thread size of the bolt- not the Allen wrench area

Match the rear angle of OEM saddlebags and most OEM rear fenders

Replaces the existing shaft

FMF PowerCore 4 HEX Muffler 041487 1821-1464 Wheel Spacer Copper core electrode prevents oxidationOverall increase in power and torque Durable stainless steel and aluminum construction Space Age internal packing material for maximum longevity Internal shape of core uses Hi Flo technology Enhanced sonic evacuation provides for higher flow and increased power Includes removable spark arrestor