Amazon Link ... Confirming if it fits ... TBD
CNCTOPBAOS Output Double Shaft Diameter 14mm Output Shaft 0.55" Dual Shaft Output Length 130mm fit for Worm Reducer Gearbox NMRV030 RV030 Nema23 Stepper Motor with Gaskets S Ring Corner pin https://a.co/d/1sGVgIX