50 * 50mm Stainless 304 240grit Back Catalog number: 8644S4-50S Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700B-20 200mm Sieve. 20micron Price on request 8700B-03 200mm Sieve. 1mm Price on request 8700S-11 200mm Sieve. 180micron Price on request