Replace your Mikuni HSR series carburetor idle screws with only genuine Mikuni parts.  The Mikuni 999-605-065 short style idle adjustment screw fits all Mikuni HSR carburetors and replaces the idle adjustment screw.  The shorter idle adjustment screw allows more room for clearance or access.  If the standard length idle screw is interfering with your frame or other parts, or if you just cannot find somehwere to mount it, then this shortened screw will likely be your solution.

Idel screw overall length from tip to cap is 61mm.  I

Spring is not included but available as an option, select the option above before adding to your cart.