The Blue-White Industries F-3052 is a mounting clamp for a flow meter. It is a genuine Blue-White product.
Mounting Clamp, 3 in. PVC Pipe Flow Meters
Price: $15.51
Saddle Fitting Pack, CL200 and 220 series chlorinators
Price: $41.25
Pump Head, Blue-White, A-1600, Nylon
Price: $48.88
Cover Replacement for Hayward Chlorine and Bromine Chemical Feeder
Price: $35.47
NUT, COMPRESSION FERRULE 5/16IN (set of 4)
Price: $19.79