Arlen Ness 10 Gauge Rocker Box Top Covers For HD FXDF 1690 99-17 18-257 yamaha-fz-09-850-2014-esi6319669 Includes in-line rubber seal for

Includes in-line rubber seal for OptiMATE heavy duty SAE connector

Has an extremely high load capacity

Now in a slimmer profile

Accept factory or aftermarket hub mounted 5-bolt hub mounted rotors (3

Arlen Ness 10 Gauge Rocker Box Top Covers For HD FXDF 1690 99-17 18-257 yamaha-fz-09-850-2014-esi6319669 Includes in-line rubber seal forCarved from 6061 T 6 forged billet aluminum Drastically changes the look of your engine Replaces OEM top rocker box covers Includes necessary gaskets and hardware Brand ARLEN NESS Type Rocker Box Base Finish Chrome Colour Finish Titanium Product Name Cover Model 10 Gauge Material 6061 T 6 Aluminum Vendor Part Number 18 257 Base Colour Silver