Bel-Art Switch-Grid Test Tube Rack; 40 Places, For 16-20mm Tubes, Green

This innovative, split-frame rack holds up to two different size tubes in the same rack and allows users to quickly switch grids to hold other sizes as needed. Each rack frame includes a set of grids in one size. Grid sets in alternate sizes can be purchased separately.

• 10mm to 30mm diameter test tubes fit in 5 colored coded grid inserts

• Three tier rack holds tubes securely in place

• Rubber feet keep racks from sliding on benchtop; provide secure stacking while in storage

• Chemical resistant polyoxymethylene plastic rack frame and grids can be cleaned with mild detergent, ethanol or isopropyl alcohol; autoclaved at 121°C (250°F)

• More compact and less expensive than purchasing multiple racks

• Rack frame overall dimensions: 31.8L x 11.1W x 6.7cmH (12½ x 4⅜ x 2⅝")