3-Finger Cork Lined Extension Clamp with Swivel Bosshead – 3.4" Max Opening, Zinc Alloy Lab Clamp for Flasks, Beakers & Test Tubes
3-Finger Cork Lined Extension Clamp with Swivel Bosshead – 3.4" Max Opening, Zinc Alloy Lab Clamp for Flasks, Beakers & Test Tubes
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Heavy-Duty Zinc Alloy Construction – Powder-coated, rust-resistant, and built for long-lasting laboratory and classroom use.
3-Finger Cork Lined Jaws – Cushioned, non-slip grip safely holds glassware up to 3.4" (8.5 cm) wide without damage.
Swivel Bosshead Included – Fits rods up to 18mm diameter with adjustable screw for precise positioning and secure attachment.
Versatile Laboratory Applications – Ideal for holding beakers, Erlenmeyer flasks, Florence flasks, burettes, and test tubes.
Professional & Educational Use – Perfect for research labs, university classrooms, or home science projects.
Upgrade your laboratory setup with this 3-Finger Cork Lined Extension Clamp with Swivel Bosshead, designed for secure and precise support of glassware and lab apparatus. Built from high-grade zinc alloy with a durable, non-toxic powder coating, this clamp delivers long-lasting, rust-free performance in both professional and educational environments.
The 3.4" (8.5 cm) maximum opening accommodates beakers, Erlenmeyer flasks, test tubes, boiling flasks, burettes, and more. The cork-lined jaws provide a cushioned, slip-resistant grip that minimizes the risk of breakage while keeping delicate glassware firmly in place.
Attached to a swivel bosshead that fits support rods up to 18mm in diameter, this extension clamp allows for flexible positioning and secure attachment. The screw adjustment mechanism offers precise control of grip pressure, making it ideal for repetitive use in laboratories, science classrooms, and even home experiments.
Whether you’re setting up a chemistry experiment, biology demonstration, or a home science project, this industrial/research-grade clamp ensures stability, safety, and reliability.
