Foldable-Test-Tube-Rack-RVFM-TTR-001-P-This-8-hole-test-tube-rack-is-supplied-as-a-flat-pack-kit-of-laser-cut-acrylic-parts-P-P-Once-assembled-it-measures-140mm-long-75mm-tall-&-48mm-wide-It-has-been-designed-to-accommodate-test-tubes-up-to-15mm-in-diameter-The-holes-on-the-bottom-layer-are-smaller-to-prevent-the-test-tubes-from-slipping-through-to-the-working-surface-P-RVFM-Foldable-Test-Tube-Rack