Product Features

  • Used to securely hold apparatus and glassware like test tubes and flasks 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

  • Dual adjustment screws help provide precise pressure regulation and reduce chance of glassware breakage

  • 360??swivel type clamp. Maximum grip size of 65mm (2.56'')


Product Options

  • 2-Prong Dual Adjust Swivel Clamp: XL-815427


2-Prong Dual Adjust Swivel Clamp 360 Degree Swivel Rubber-Coated Clamp Boss Head

SKU: XL-815427
  • Processing Time

    Usually Ship in 5 - 7 Business Days. Shipping may take longer than expected during COVID-19.

Customer questions & answers


kathie Morris

A lil expensive and the one had a deformed stem tip.

Brian Scott Sheldon

Very durable glassware. I ordered another set of 120mm funnels. I will use Stonylab glassware from now on.


the item is what it was described and works well for my purpose

John R Van H ouden

Top notch for what am using them for

Jessica Linder

Very nice glass work very well packagd I haven't used it yet planning to use for precious metal recovery not sure about the white stone or if I got the wrong piece ?? looks great



120 Lake Ave S Suite 22
Nesconset, New York 11767


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