Z327-200-A30 by Hermle is a 30 ml round-bottom insert for the Z327-200-BUK 200 ml swing-out rotor bucket, compatible with the Hermle Z307 and Z327 universal centrifuges. Sold in packs of 2. The round-bottom geometry suits density gradient separations, 30 ml round-bottom tube runs, and primary cell isolation workflows. Order using catalog number Z327-200-A30 at mbpinc.net/quickorder or contact customerservice@mbpinc.net.