50 * 50mm PVC Back Catalog number: 8644PVC-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700B-08 200mm Sieve. 425micron Price on request 8332P-1 White Paddle Price on request 8644S4-50S 50 * 50mm Stainless 304 240grit Price on request