Rail Guides | McMaster-Carr

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System of Measurement

Length

Diameter

Material

Rail Width

End Type

Thread Size

Overall Height

Carriage Width

Component

Travel Length

Carriage Length

Shaft Diameter

Height

Stroke Length

Shaft Type

Round with Support Rail

Mechanical Finish

RoHS

Compliant with Exemptions

REACH

Carriage Profile

Dynamic Load Capacity

Less than 1,000 lb.

1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. or greater

Not Rated

Export Control Classification Number (ECCN)

1C999

EAR99

DFARS Specialty Metals

Exempt

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Number of Mounting Holes

For Motion

3,999 Products

Power Transmission

Carriages and Guide Rails

Carry loads along guide rails on accurate and repeatable paths in automated systems

474 products

Carriage Guide Rail Mounts

Adapt guide rails to fit on T-slotted assemblies

7 products

Linear Shafts

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

1,279 products

Linear Shaft Supports

Support linear shafts to prevent bending and rolling under loads

164 products

Rotary Shafts

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

8 products

Telescoping Rails

Carry heavy loads, such as in pick-and-place applications, machine tool doors, and press arms

40 products

Positioning Slides

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

80 products

Ball Splines

Pair with ball spline bearings for applications requiring complex, fast movements, such as robotics

26 products

Linear Bearing Brakes

Lock bearings in place on a shaft for precise positioning

10 products

Track Rollers

Support and carry objects as they move along conveyor systems

33 products

Ball Screw/Splines and Bearings

Transmit rotary power, move loads along the shaft, or do both at once

3 products

Electric Slides

Move parts with precision in electronics, robotics, and other automated processes

86 products

Air Slides

Convey grippers, printing heads, and other loads back and forth on a carriage

485 products

Electric Actuators

Push and pull loads with more precise positioning than air and hydraulic cylinders

40 products

Sleeve Splines

Pair with sleeve spline bearings to transmit rotary power or move loads along the shaft

9 products

Material Handling

Conveyor Guide Mounting Rods

Secure guides and other attachments to conveyors

138 products

Conveyor Guides

Direct and position items on conveyors while keeping them from falling off

114 products

Conveyor Brackets

Mount guide clamps, sensors, drip pans, and other attachments to conveyor frames

78 products

Conveyor Guide Cross Blocks

Join conveyor guide mounting rods at different angles

48 products

Conveyor Bracket Spacers

Add distance between brackets and conveyor frames

1 product

Conveyor Guide Clamps

Connect conveyor guides to each other and secure them in place

39 products

Conveyor Accessory Mounts

Position guides or sensors to the exact spot needed for your conveyor

61 products

Conveyors

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

3 products

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

7 products

Hoist Rings

Pivot to resist stress that would bend or break an eyebolt when lifting at an angle

1 product

Building and Machinery Hardware

T-Slotted Framing and Fittings

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

33 products

Door Tracks and Fittings

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

346 products

Way Wipers

Sweep debris away from machining tables, rails, and ball screws

3 products

Fabricating and Machining

Gibs

Guide linear movement in molds and dies

62 products