About this item

• Size L: Maximum grip size of 90 mm (3.54 inch)
• Size S: Maximum grip size of 33 mm (1.3 inch)
• This StonyLab 3 prong clamp is used to securely hold almost any type of apparatus and glassware with non-slip rubber coated jaws
• Build-in boss head holder for easily attaching to a lab frame or other apparatus is adjustable by a check nut to any angle
• The adjustment screw helps provide precise pressure regulation and reduce chance of glassware breakage
• 360 degree swivel type clamp
• StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied
• ASIN: B07XFD6SZQ; B0D78F41VD