OESS Lab Clamp 3 Prong Finger Style Rubber-Coated Head A Black Laboratory Stand Clip

OESS Lab Clamp 3 Prong Finger Style Rubber-Coated Head with A Black Laboratory Stand Clip

EISCO Chemical Resistant Steel Ring Stand Set - Lab Stand Support with Clamp - 8 Inch x 5 Inch Base, 24 Inch Rod - Use as Glass Funnel Stand or Test Tube Holder

EISCO 3-Finger Lab Clamp with Bosshead Clamp Holder for Lab Stand Rod - PVC Coated Prongs for Holding Objects up to 3.5" Diameter - Beaker Holder, Flask Clamp with Swivel Boss Head