This Kit is a 2" Sweep Pump Union To Plumbing Connect Kit found in many Hot Tubs.
 
The 2" Sweep Pump Union which measures about 3" Inside the threads receives a 2"street X 2" Slip Slice Valve then you glue the 2" Street X Slip 90° fitting on the slip side of the Slice Valve and you use the 2" coupler to spin it to win it on the old 2" Flex and you cut the 6" piece of 2" Flex to match the length needed to connect the unions,slice and 90 back together.. 
 
It features (1) 1/4 Pint of Hot Blue Glue and (1) 1/4 Pint of Purple Primer..
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