1 x 50ml tube holder, pack of 2 Back Catalog number: R4040-500 Manufacturer: BENCHMARK SCIENTIFIC Availability: In the manufacturer's stock Price on request - + Recommended H1001-M-E Incu-Shaker™ Mini with non-slip rubber mat, 230V Price on request MU06-00-1023 Block for NDK200-1/2, 15mm*12, depth 35mm Price on request BT4500-E Orbi-Shaker™ CO2-MP with remote controller and platform for 6microplates, 230V Price on request