Metric Wheels | McMaster-Carr

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System of Measurement

Wheel Diameter

T-Slotted Framing Component

Mount Type

Threaded Through Hole

Unthreaded Hole

T-Slotted Framing Rail Profile

Rail Height

Caster Type

Stem Thread Size

Shaft Diameter

Mount Height

Thread Size

Material

Wheel Width

For Surface Type

Bearing Type

Brake/Lock Type

Wheel Brake and Swivel Lock (Total Lock)

Tread Style

Stem Type

Wheel Type

Weight Capacity per Caster

Less than 1,000 lb.

1,000 lb. to 1,999 lb.

2,000 lb. to 9,999 lb.

Weight Capacity

REACH

RoHS

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

1,666 Products

Building and Machinery Hardware

T-Slotted Framing Roller Wheels

Attach to panels, frames, and other components to move them along T-slotted rails

8 products

T-Slotted Framing Casters

Move T-slotted framing structures where you need them

55 products

T-Slotted Framing Track Rollers

Load rated for carrying door frames and other hardware along a T-slotted framing track system

9 products

Knobs

Position, tighten, and secure fixtures and equipment

261 products

Indicating Knobs

Control devices and view settings at a glance

6 products

Door Tracks

Hang panels to slide over openings when there’s not space for a swinging door

1 product

Material Handling

Casters

Mount on the bottom of objects for easy movement

39 products

Ball Transfers

Install in arrays to create platforms for conveying, rotating, and positioning heavy objects

24 products

Power Transmission

Gears and Gear Racks

Connect two rotary shafts to change a system's speed, torque, and angle

93 products

Track Rollers

Support and carry objects as they move along conveyor systems

200 products

Drive Rollers

Transmit power from motors to systems like conveyors; also known as contact wheels and feed rollers

14 products

Chain and Belt Pulleys

Pair with a compatible belt to transfer motion from a rotating shaft

522 products

Sprockets

Mount directly onto a shaft to transmit rotary motion and torque

8 products

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

3 products

Measuring and Inspecting

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

1 product

Measuring Wheels

Roll along surfaces to measure distance

8 products

Fastening and Joining

Lug Nuts

Secure pneumatic wheels to axles

5 products

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

77 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

23 products

Thumb Screws

Tighten and loosen by hand without the need for tools

245 products

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

39 products