Used but in perfect working condition. This roller's paint has seen better days but mechanically, it's perfect. All functions have been tested and work as new. Rolls nicely through all times and RPMs

The SRT Rollers feature a gentle, yet highly effective rocking and rolling action for complete mixing

These advanced digital models offer variable speed from 5 to 60rpm and a built-in digital timer which can either set from 1 second to 90 minutes, 1 minute to 9 hours or in minutes only mode up to 9999 minutes for maximum versatility. Recommended for mixing blood samples, viscous substances and liquid-solid suspensions where minimum aeration is required. Units can be used in incubators up to 60°C and humidity up to 80%, or in cold rooms down to 4°C.

Roller mixers are robustly constructed and designed for easy cleaning, having plastic rollers. Most sizes of tubes, Bijoux, Universals and bottles can be accommodated, up to 100mm (4in) diameter.

Units also includes BioCote, an antimicrobial silver technology embedded in the paint to help inhibit growth due to inadvertent spills, unique to this range Techne / Bibby Scientific products.

Available in digital and with a nine roller model for high throughput. They have been designed for continuous or timed quiet operation and can be used in cold rooms or in incubators.