Part Number: 13-9181 Application: 1981-1984 FL1981-1984 FX1984-1989 FXST1981-1987 XL1986-1989 FLST1982-1989 FXR1981-1989 FLT Details:Carburetor low speed adjuster screw spring for Keihin carburetor. UOM: PK Country of Origin: USA