DIY Beer filter

I just searched to no success for a DIY beer filter here on the forums. The one I saw was made from a water filter kit. I need the fittings and sizes for the connections.
Thanks

Straight out of BYO

1ea 2" 90 Degree elbow joing, PVC
2ea 2"X1/2" bushing adapter PVC
1ea 2"x3" coupling PVC
1ea 1/2" male thread x 5/8" hose barb brass
1ea 1/2" Male thread x 1/2" hose barb brass
1ea Universal dishwasher snap adapbor for sink
---- 5/8" vinyl tubing cut to fit

Optional: 1/2" ball valve instead fo 1/2" hose barb

1 ea Cullingan WHR-140 inline filter used in shower heads.

if you need a step by step lemme know!

HTH

John