stonylab 2 Prong Swivel Clamp with Boss Head, Sturdy Rubber Coated Single Adjust Multipurpose 360 Degree for Laboratory Use, M

Secure Grip: non-slip rubber coated jaws securely hold various apparatus and glassware, including test tubes and flasks Versatile Attachment: equipped with a built-in boss head holder for easy attachment to lab frames or other apparatus, adjustable to any angle for convenience Precise Pressure Regulation: single adjustment screws facilitate precise pressure regulation, reducing the risk of glassware breakage during experiments 360-Degree Swivel Design: features a 360-degree swivel type clamp, allowing for flexible positioning, with a maximum grip size of 39 mm Warranty: StonyLab ensures premium products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied, Weight: 0.2425084882 Pounds, Manufacturer: StonyLab Scientific