These handlebars work with normal cable style throttle, as well as Throttle By Wire as found on 2008 to present Touring, 2016 to present Softail and selected CVO and SE models. Take all handlebar controls designed for regular 1" handlebars, but these are beefed up to 1 1/4" (3 cm) diameter. Bars are drilled for internal wiring and feature flush mounted LED turn signals with amber LEDs and smoke lens. Install with 2 pcs. ZPN 233383 1/2"-13x2" UNC riser bolts.