Eisco Labs Cast Iron Closed Ring Support – 4" Inner Diameter, Heavy-Duty Clamp for Lab Stands & Rods large borosilicate beaker caps should be placed loosely

caps should be placed loosely on the bottle

each bottle is GHS and OSHA compliant for safe chemical handling

The rack also features six sturdy drying pins for air-drying washed tubes

Attached to a swivel bosshead that accepts support rods up to 18mm in diameter

User-friendly controls include a single knob

Eisco Labs Cast Iron Closed Ring Support – 4" Inner Diameter, Heavy-Duty Clamp for Lab Stands & Rods large borosilicate beaker caps should be placed looselyEnsure 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