Eisco labs Closed Ring Clamp ID 2.5 with Boss head clamp - 5

Cast Iron Ring Clamp with 5/16" diameter stem Open boss head fitted with thumb-screw to accept rods from 5/16" to 5/8" dia Extension distance from boss head to ring is approx. 1.5" Inside Diameter of ring 2.5" Clamp from Boss head center line measures 5" to edge of closed ring. Cast Iron Ring Clamp with 5/16" diameter

VEVOR Laboratory Grade Metalware Set - Support Stand Premium Iron Material Laboratory Stand Support Lab Clamp Flask

Buy Magnetic Base, 25 x 16 x 2.5 - For use with Visual Science Experiment Systems - Visual Scientifics by Eisco Online, STEM / STEAM, Eisco Labs

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Eisco labs 2.5 Diameter Closed ring with Boss head clamp. — Eisco Labs

Eisco Hand Tools

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: : Industrial & Scientific

3 Finger Adjustable Clamp on Swivel Bosshead - 2.3 Max Opening — Eisco Labs

Iron Ring at Thomas Scientific

3 Finger Adjustable Clamp on Swivel Bosshead - 2.3 Max Opening — Eisco Labs

Eisco Fisher Scientific

Eisco labs Closed Ring Clamp ID 2.5 with Boss head clamp - 5 Long

Eisco Fisher Scientific