Telescoping Hardware | McMaster-Carr

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Bolt-Together Framing Component

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1,706 Products

Building and Machinery Hardware

Clamp-On Framing Connectors

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

15 products

Clamp-On Framing Rails

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

8 products

Bolt-Together Framing Rails

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

47 products

Bolt-Together Framing Structural Brackets

Connect the surfaces and corners of bolt-together rails to build guards, tables, and racks

37 products

Bolt-Together Framing Hinges

Add doors, lids, and machine guards to bolt-together framing

3 products

Bolt-Together Framing Floor Mounts

Install bolt-together rails into the ground

2 products

Bolt-Together Framing Fasteners

Secure bolt-together framing rails and brackets or anchor mounting feet in concrete

15 products

Bolt-Together Framing Feet

Stabilize bolt-together framing structures against floors, walls, and ceilings

5 products

Weld-Together Framing Rails

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

32 products

T-Slotted Framing Drawer Slides

Extend and retract T-slotted rails along each other for use with drawers and pullout trays

6 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

6 products

Bellows

Prevent dust and debris from damaging moving parts

399 products

Joint Covers

Shield rotating joints to keep lubricants in and contaminants out

18 products

Drawer Slides

Smoothly guide drawers in and out of cabinets

322 products

Power Transmission

Linear Motion Slides

Move loads on accurate and repeatable paths beyond the mounting surface

93 products

Telescoping Rails

Connect multiple rails to create custom positioning tables or telescoping slides

6 products

Positioning Slides

A lead screw drives the carriage for accurate positioning in laboratory and production equipment

105 products

Fastening and Joining

Spring Button Clips

Join pieces of telescoping tubing using spring force

40 products

Gravity Pins

Slip through holes in telescoping tubing and wrap around to secure

1 product

Raw Materials

Aluminum

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

39 products

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

12 products

Brass

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

60 products

Copper

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

14 products

Facility and Grounds Maintenance

Pole Handles

Replace handles or extend the reach on tools like brooms, paint rollers, and window washers

28 products

Measuring and Inspecting

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

27 products

Magnifiers

Workstation, hand-held, headband, and eyeglass magnifiers

2 products

Inspection Mirrors

Reach around corners and obstructions to inspect hard-to-see areas

35 products

Inspection Cameras

Reach into tight and hard-to-access spots and stream the inspection on your phone or tablet

2 products

Fabricating and Machining

Magnetic Retrievers

Pick up screws, nuts, and other small magnetic objects

14 products

Material Handling

Ladders

Wall-mount, rolling platform, and step ladders

7 products

Shipping Tubes

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

258 products

Conveyors

Roller, skate wheel, ball transfer, belt, and vacuum conveyors

1 product

Robot Pedestals

Elevate robot arms so they can reach raised surfaces, such as conveyor belts and workstations

4 products

Containers, Storage, and Furniture

Temporary Partition Poles

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

1 product