Poly-Jaque Plastic Lab JackCorrosion-Resistant Jack Holds 10 Times Its Own Weight U.S. Patents 7,111,825 B2; D541,504Supports gradient makers, hot pla..
Non-corroding clamps hold burettes firmly in place.
• Soft rubber pads hold burette without scratching
• Clamp fits standard 12.5mm (½") support rod ..