Arlen Ness 12-760 Chrome Bolt-On Turn Signal with Power LED Accent Compact billet design flows nicely into rear fender struts or front signal mounts Feature power LEDs, which give off as much light as 25-30 conventional LEDs 12 volt, dual-function design and lists for FRONT with Amber lights and Chrome finish Rear lights measure approximately 2.5" L x .900" w with 8mm/5/16" x 1.75" mounting studs Front lights measure approximately 2.18" L x 1.3" w and are tapped 5/16"-18 mounting studs