Eisco Labs Cast Iron Closed Ring Support – 4" Inner Diameter, Heavy-Duty Clamp for Lab Stands & Rods

Ensure stable and secure support for your laboratory setups with the Eisco Labs Cast Iron Closed Ring Support (4" Inner Diameter). Designed for heavy-duty use, this rugged lab support ring is ideal for holding funnels, flasks, and other lab apparatus during experiments.

Crafted from durable cast iron, the closed ring support provides exceptional strength and long-lasting performance in classrooms, research labs, and industrial environments. The integrated boss head with thumb-screw allows easy attachment to support rods ranging from 5/16" to 5/8" in diameter, ensuring compatibility with most standard lab stands.

With an extension distance of approximately 4.75" from the rod to the center of the ring, this support ring offers ample working space for glassware positioning. Measuring 6.5" from the clamp’s center line to the outer edge, it delivers a secure and reliable hold for consistent laboratory results.

Whether for academic experiments or professional lab work, this closed cast iron ring support is a reliable choice for stability and safety.