Products List
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
-
-
2.5", 3", 4" Diameter Extension Support Ring
USA LabSUPPORTRING$10.00 - $15.00Steel rod, zinc-plated extension support ring chemistry. Rod diameter 5/16", overall length 12" -
10-90mm 3 Prong Single Adjust Jaw Lab Clamp
USA Lab3PRONG$15.00Our 10-90mm 3 Prong Jaw Clamp is constructed with durable metal and rubber grips for a super sturdy, durable 3-Pronged Lab 90mm Clamp (maximum). -
Multi direction Premium Boss Head Clamp
USA LabMD-P-BHC$14.99Our USA Lab multi direction clamp provides multiple options to hold multiple different rods in either in parallel or 90 degrees from each other. -
Eisco Universal Clamp Holder
EiscoCH0664JM$14.00This Eisco universal clamp holder accepts rods up to 2 cm in diameter -
Premium Boss Head Clamp
P-BHC$12.00Our USA Lab Boss head clamp will fit rod of 16mm and lower. The clamp material consist of Die-Cast alloy and nickel plated Wing Screws. -
10-55mm Beaker Glassware 2 Prong Single Adjust Jaw Lab Clamp
Karter Scientific2PRONGCLAMP$11.95New Our 10-55mm 2 Prong Clamp is constructed with durable metal, -
USA Lab 3 Prong Double Adjustable Universal Clamp
USA Lab3PRONG-DC$10.00Our Double Adjustable 3 Prong Clamp is constructed with durable metal and ru -
-
USA Lab 3 Prong Clamp with Pole Connect
USA Lab3PRONG-PC$8.99Retail $15.00Our USA Lab 3 Prong Clamp is constructed with durable metal and rubber grips for a super sturdy, durable 3 pronged clamp. -
Two Finger Dual Adjustment Clamp
USA LabDual-ADJ-Clamp$8.99Retail $12.99Our USA Lab Two finger adjustable dual clamp has a 360 degree swivel type clamp; Maximum grip size of 65 mm (2.56 inch), Built-in boss head holder for easily attaching to a lab frame or other...
Laboratory Clamps From USA Lab
Secure, Adjustable Support for Glassware and Equipment
A reliable clamp setup keeps your glassware and instruments stable during heating, cooling, filtration, or measurement. USA Lab stocks a wide range of stainless steel and alloy clamps, boss heads, support rings, and holders built for strength and precision. Whether you're setting up a distillation column, supporting a thermometer, or stabilizing a beaker, these clamps make every lab setup safer and easier to manage.
Built for Stability and Versatility
Durable Construction
Made from nickel-plated steel or stainless steel for long-lasting corrosion resistance.
Precision Adjustment
Dual or single screw jaws let you tighten exactly where needed without over-clamping.
Variety of Sizes
Choose from 10 mm to 90 mm jaw openings to fit everything from small test tubes to large flasks.
Specialized Options
Chain, boss head, and ring clamps enable you to customize setups for unique lab applications.
Compare Clamp Types
| Group | Jaw Opening / Range | Features |
|---|---|---|
| 3-Prong Adjustable Clamps | 10–90 mm | Dual-screw adjustments, cushioned grips, ideal for flasks and condensers |
| 2-Prong or Dual-Finger Clamps | 10–55 mm | Compact, simple to use, excellent for beakers and test tubes |
| Ring Clamps | 2.5"–3.75" | Supports funnels, wire gauze, or vessels during heating |
| Boss Head Clamps | Fits standard rods | Adjustable multi-angle connection between stand and clamp |
| Chain Clamps | 19" | Secures round flasks with an adjustable chain design |
| Thermometer Clamps | Variable | Secures thermometers with an adjustable design |
| Pinch Clamps | Size S35, S50 | Tight, sanitary seals for glass joints or vacuum lines |
Simple Setup and Use
- Quick adjustment — Thumb screws and flexible jaws make positioning fast and secure.
- Multi-angle connections — Boss heads swivel and lock for angled or vertical setups.
- Universal compatibility — Mix and match rings, holders, and clamps across different stands.
- Clean maintenance — Smooth metal surfaces resist corrosion and wipe clean.
Match the Right Clamp to Your Work
- Need to hold a condenser or flask? → Choose a 3-prong adjustable clamp.
- Supporting a funnel or wire gauze? → Go with a support ring clamp.
- Attaching components at an angle? → Use a boss head or universal holder.
- Securing large round vessels? → Try a chain clamp.
- Tightening glass joints or adapters? → Pick stainless steel pinch clamps.
Why Choose USA Lab Clamps
- Wide selection of adjustable and fixed clamps for every lab setup.
- Durable stainless steel and alloy construction for reliable performance.
- Backed by U.S.-based support and fast shipping.
Equipment That Works With Your Clamps
Complete your setup with:
- Lab stands to pair clamps with single or dual-rod stands for vertical support
- Beakers and flasks to secure glassware for heating, mixing, or distillation
- Thermometers and probes for maintaining steady temperature monitoring
- Vacuum lines and tubing to use pinch clamps for quick, leak-free seals
