Extension Tubes | McMaster-Carr

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Bolt-Together Framing Component

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2B999

EAR99

DFARS Specialty Metals

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Compliant with Exemptions

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593 Products

Facility and Grounds Maintenance

Sink Drain Trap Extension Tubing

Add to a drain tailpiece when it doesn’t reach the trap

6 products

Building and Machinery Hardware

Clamp-On Framing Rails

Build assembly stations, conveyors, and racks that can be modified without dismantling them

8 products

Clamp-On Framing Connectors

Two-piece design wraps around rails to modify structures without disassembling them

15 products

Weld-Together Framing Rails

Permanently join with fittings to assemble heavy duty racks, shelving, and work tables

32 products

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

86 products

Raw Materials

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

39 products

Brass

More machinable than copper and bronze—all with material certificates for traceability

122 products

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

22 products

Containers, Storage, and Furniture

Temporary Partition Poles

Support tarps, drop cloths, and plastic sheeting to create temporary walls that block dust

1 product

Material Handling

Shipping Tubes

Protect rods, rolled-up blueprints, and other long, thin objects during shipping

259 products

Fastening and Joining

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

1 product