Product Description
GMP 89384 Sonde Adapter – 1/4 inch-20 ThreadGMP 89384 Sonde Adapter – 1/4 inch-20 ThreadGMP General Machine ProductsP/N 89384 Sonde Adapter – 1/4 inch-20 ThreadWeight2.08 oz. (.06kg)Sonde adapters will only work with 3/8″ (9mm) and 1/2″ (12mm) duct rodders. Other adapters are available upon request.








