Set of (2) Hot Tub Spa Jacuzzi&reg; J Pump Union 1 1/2" or 2" Fitting How To Video J Pump Union Fits J Pump Unions Only 2" Street Glueable Side or 1 1/2" Slip Glueable Side Jacuzzi Brand Fitting Fits J Pumps Only NOTE: This Union is found very rarely so DO NOT order this union unless you are sure..