Connecting Bars | McMaster-Carr

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Rail Height

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T-Slotted Framing Rail Profile

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Compliant with Exemptions

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Round with Support Rail

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DFARS Specialty Metals

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11,113 Products

Fabricating and Machining

Pry Bars

Slide under heavy objects to pry, lift, and position them

97 products

Pry Lever Bars

Lift large loads onto a dolly; also known as Johnson bars

4 products

Tire Irons

Establish leverage to change pneumatic vehicle tires

7 products

Pallet Busters

Disassemble pallets and skids for recycling

1 product

Multitools

A variety of tools and blades all in one

10 products

Magnetic Retrievers

Pick up screws, nuts, and other small magnetic objects

41 products

Power Transmission

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

808 products

Linear Shaft Supports

Support linear shafts to prevent bending and rolling under loads

164 products

Linear Shafts

Pair with linear bearings and shaft supports to create smooth, precise motion

1,314 products

Rotary Shafts

Pair with gears, sprockets, and bearings to transmit rotary motion

1,762 products

Idler Shafts

Support idler sprockets and pulleys in tensioning applications

28 products

Gear Box Shafts

Convert output drives from female to male

10 products

Electrical Power, Networking, and Controlling

Grounding Blocks

In cabinets and other tight spaces, ground multiple wires at one convenient spot

8 products

Grounding Bars

Create a convenient central grounding point by connecting multiple ground wires

15 products

Terminal Blocks

Create tidy rows of wire connections that you can identify, test, and adjust on the spot

696 products

Wire Splices, Connectors, and Taps

Join wire and protect the connection

315 products

Terminals, Ferrules, and Lugs

Attach to the end of wire to connect circuits in control panels, motors, and machinery

1,274 products

Distribution Blocks

Distribute electricity from a single power source to several devices in a circuit

47 products

Distribution Bars

Route electricity within switchboards and battery banks; also known as bus bars

31 products

Wire Splice Covers

Seal out dust and moisture to protect electrical connectors

3 products

Ferrite Cores

Create magnetic hold by wrapping with magnet wire and energizing; use as inductors and transformers

6 products

Cable Tray Hanging Bars

Rest trays on strut channel that is suspended from the ceiling or the run above

4 products

Material Handling

E-Track Beam Brackets

Use with wood 2×4 beams between two E-Tracks to brace loads or add new levels to maximize space

1 product

E-Track Beams

Snap into place between two E-Tracks to brace loads or add new levels, maximizing vertical space

2 products

E-Tracks

Add straps and other parts to keep cargo from moving inside vans and trucks; stronger than L-Tracks

12 products

E-Track Straps

Add to E-Tracks to keep cargo from shifting inside vans and trailers; also known as logistic straps

16 products

Tire Changers

Safely pry worn pneumatic tires from rims for replacement

6 products

Raw Materials

Aluminum

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

66 products

Copper

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

595 products

Fastening and Joining

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

8 products

Wrench Handles

Generate extra torque to loosen stubborn fasteners; also known as breaker bars

49 products

Brazing Alloys

Form stronger bonds between metal parts than solder without melting the base material

60 products

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

190 products

Solder

Join pieces of metal without melting the base material

10 products

Welding Lugs

Screw, hammer, or crimp on to secure welding cable connections

13 products

Driver Extension Adapters

Create a tool that’s as long as you need to reach deeply recessed fasteners

44 products

Connectors for Telescoping Tubes

Lock tubes in place to create adjustable structures, such as folding stands and extension poles

15 products

Containers, Storage, and Furniture

Magnetic Tool Holders

Hold and organize metal tools such as knives

22 products

Cabinet Locking Bars

Block multiple cabinet drawers at once so they can't be opened

5 products

File Cabinet Locking Bars

Block multiple file cabinet drawers at once so they can't be opened

21 products

Facility and Grounds Maintenance

Rebar

Reinforces concrete to reduce the chance it will crack from expansion and contraction

9 products

Steel Hat Channel

Creates space for insulation inside walls and ceilings

2 products

Grab Bars

Steady and support people with limited mobility in bathrooms

36 products

Digging Bars

Scoop dirt and rocks from holes and tamp down the soil around them

1 product

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products

Building and Machinery Hardware

Ceiling Tile Hanger Wire

Suspend drop ceiling grids from the ceiling above

1 product

Ceiling Tile Clips

Secure ceiling tiles or connect ceiling tile frame components

11 products

Door Locking Bars

Mount across doorways to protect against forced entry

5 products

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

2,362 products

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

235 products

Weld-Together Framing and Fittings

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

41 products

Bolt-Together Framing and Fittings

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

122 products

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

10 products

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

382 products

Safety Equipment

Handrails

Grab while using stairs to reduce risk of falls

13 products