Spring on air richness screw for DELLORTO PHVB, FHBC, MA, SI, UA and UB carburetor

Ideal in case of loss or wear, here is the air richness screw spring (available alone at the bottom of the description) for PHVB, FHBC, MA, SI, UA and UB carburettors.

Length: 10mm

Certified high quality, genuine DELLORTO part.

Delivered as presented.