Dellorto 7673 idle adjusting screw, VHB PHF PHF PHBH, slide stop

Dellorto 7673 idle adjusting screw used on VHB29, VHB30, VHBZ, PHF30, PHF36, PHM and PHBH carburetors found on Guzzis.  This is the knurled screw located on the side of your carburetor that you turn with your fingers to adjust the height of the slide, which controls the idle speed.Dellorto number 7673 suitable for PHBH, PHBL, PHF, PHM, VHB, VHBZ, VHBT carbs as used on Ducati, Aermacchi, Harley, Benelli and other brand bikes and scooters.