Koflo 2-40C-4-6-2 Clear PVC schedule 40 pipe mixer; 2" NPT(M), 6 elements

Koflo 2-40C-4-6-2 Clear PVC Schedule 40 Pipe Static Inline Mixer; 2" NPT(M), 6 Elements

Spears 439 Series PVC Pipe Fitting, Bushing, Schedule 40, 1-1/2" NPT Male x 1-1/4" NPT Female

HayEastdor 2PCS 2 Inch PVC Coupling Fittings White Socket to Male Thread PVC Pipe Fitting Adapter Connector for Schedule 40 HE054-2