Foam Holder for 15 mL Centrifuge Tubes

This thick, rugged foam block holds 24 standard 15 mL centrifuge tubes that are 119 mm in length.
 
Features
Ideal for grinding large samples in the Geno/Grinder. 
Process 24 samples at one time. 
Compatible with standard 15 mL conical bottom centrifuge tubes (119 mm length). 
Must be used with 2199 Large Clamp Assembly or 2189 Adjustable Clamp