5/32” (4 mm) Forage Particle Sieve Only. For use in determining physically effective fiber (peNDF) of a feedstuff or ration. Fits within existing forage particle sieve sets. Stacks in line with the 3/4” (19 mm) and 5/16” (8 mm) sieves and above the bottom pan. Part of the 3-Sieve Forage Particle Separator (FA3000). Works with sets that have a 1/20” (1.27 mm) stainless steel screen. Includes instructions. Shaker box developed by Pennsylvania State University.