200 to 300 Micron Hole Size Photo Chemically Etched Screens
6x14 Brew Filter for Keggles Center Hanging
Stainless Steel Dry Hop Filter 2.75"x11.5" 300 Micron | Hop Craft Supply Co.
Amazon.com: 300 Micron Mesh Stainless Steel Dry Hopper Brewing Filter for Cornelius Kegs Corny Keg Home Brewing Father's Day Gift(2.8 x 11.8 in): Home & Kitchen
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Size 2 300 Micron Polyester Multifilament Standard Mesh Filter Bag – Ring