2 pack of 50 Microns String Wound Polypropylene Filter Cartridge 10" x 2.5" for city and well water|polypropylene water filters|50 micron water filterfilter 10 inch - AliExpress
Pentair - 50 Micron, Size 2, 150 GPM Max Flow, High Efficiency Bag Filter - 71776660 - MSC Industrial Supply
3M 50 Micron Rating Filter Cartridge, 2 7/8 in Diameter, 19 1/2 in Height, 10.0 gpm - 2UDJ8|DCCSL2 - Grainger
Watts 50 Micron Pleated 10" Sediment Filter-Yellow Sale $7.99
AquaFlo 50 Micron 4.5"x 20" String Wound Sediment Filter / Part# 36168 - the water guys
$12.64 - 50 Micron 4.5 x 10 inch Pleated Dirt / Sediment Water Filter Cartridge
PARKER 50 Micron Rating Filter Cartridge, 2 1/2 in Diameter, 30 in Height, 18.0 gpm - 5P263|11R30A - Grainger