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GAA-19 UltraSiever Acrylic Spacers for ASTM 8in (203mm) or ISO 200mm Sieves take the place of one test sieve in any sieve shaker to allow observation of sample materials during sieving operations. Designed for use with GA-8 GilSonic UltraSiever®, the Spacer is required when using stack heights of less than seven sieves in that model. The Spacer is 2.75in (70mm) high with a 1.5in (38mm) clear viewing space.
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