Metric Racks | McMaster-Carr

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1,365 Products

Gears and Gear Racks

Metal Gears and Gear Racks—20° Pressure Angle

The current industry standard, these 20° pressure angle gears have thicker, stronger teeth than 14½° pressure angle gears. They're also known as spur gears.

High-Power Metal Gears

For smooth, quiet operation at high speeds under heavy loads, helical gears have curved teeth that engage gradually and stay in contact longer than straight teeth.

Plastic Gears and Gear Racks—20° Pressure Angle

The current industry standard, gears with a 20° pressure angle have thicker, stronger teeth than gears with a 14½° pressure angle.

T-Slotted Framing and Fittings

T-Slotted Framing Rails

These rails have continuous T-slots for attaching fittings. Use this versatile framing to configure machine guards, enclosures, carts, and workstations.

T-Slotted Framing Fasteners

Screw and nut sets or nuts secure brackets and other accessories to rails.

T-Slotted Framing Structural Brackets

Connect T‐slotted rails and reinforce joints for structural stability.

T-Slotted Framing Storage Components

Stay organized with hooks, bin boxes, shelves, and tool holders that work with T-slotted framing.

T-Slotted Framing Mounting Feet and Casters

Add mounting feet and casters to T-slotted framing structures to level equipment, anchor legs to the floor, or add mobility.

T-Slotted Framing Levels

Mount these bull's eye levels to workstation and table frames made of T-slotted framing for easy leveling in all directions on the horizontal plane.

T-Slotted Framing Mounting Brackets

Attach sensors, tubes, and other components to T-slotted framing rails and structures.

T-Slotted Framing Panels and Doors

Add panels to T-slotted framing to create machine guards and strip doors.

T-Slotted Framing Handles

Add a convenient grip to steer carts or open and close doors, windows, and drawers made of T-slotted framing.

T-Slotted Framing Caps, Covers, and Seals

Seal T-slots, rail ends, and gaps between rails to keep out dust, debris, and other contaminants.

T-Slotted Framing Conveyors

Add rollers to T-slotted framing to create flow rails, ball transfer tables, and other manual conveyors.

T-Slotted Framing Positioning Arms

Make your T-slotted framing workstation more ergonomic. These positioning arms let you move tools and other items within reach, reducing fatigue and streamlining repetitive processes.

T-Slotted Framing Slides, Tracks, and Rollers

Slide drawers, panels, and doors with these tracks and rollers.

T-Slotted Framing Pivots

Pivots provide smooth motion at the junction between two T-slotted rails.

T-Slotted Framing Mounts for
Monitors and Computer Accessories

Attach and position phones, tablets, monitors, and computer accessories on T-slotted rails.

T-Slotted Framing Bumpers

Bumpers and surface guards cushion doors and other moving parts to prevent damage and reduce noise.

T-Slotted Framing Hinges

Use hinges to add doors, lids, and machine guards to T-slotted framing.

T-Slotted Framing Jigs

Align and drill accurate holes in T-slotted rails with these reusable templates.

T-Slotted Framing Locks and Latches

Secure doors and windows made of T-slotted framing to protect valuables or restrict access for safety.

T-Slotted Framing Lighting

Illuminate workstations, enclosures, and machines.

T-Slotted Framing Linear
Bearings and Track Rollers

Mount components to these load-rated bearings and track rollers to add linear motion along T-slotted rails.

T-Slotted Framing Outlet Strips

Add electrical outlets to workstations with these outlet strips that mount on T-slotted rails.

T-Slotted Framing Toggle Clamps

For repetitive workholding, mount these clamps to T-slotted framing to hold and release parts.

T-Slotted Framing Grounding
Terminals and Breakers

Control static and ground T-slotted framing structures with these bonding and grounding components.

T-Slotted Framing Cable Holders and Duct

Route wires, cables, and tubing along T‐slotted rails.

Miniature T-Slotted Framing and Fittings

Build test fixtures, prototypes, and other small structures with this miniature version of T-slotted framing and fittings.

Lightweight Composite T-Slotted Framing and Fittings

Lightweight Composite
T-Slotted Framing and Fittings

Build lightweight structures, such as light duty machine guards, enclosures, and carts, with framing that is twothirds the weight of aluminum framing.

Wrenches and Sockets

Wrench Caddies

Set on a benchtop or mount with screws.

Foam Wrench Organizers

The slots in these low-profile organizers are a different color than the base so it's clear when tools are missing from your bench top or drawer.

Easy-ID Socket Organizers

Store sockets on posts marked with the size.

Foam Socket Organizers

The slots in these low-profile organizers are a different color than the base so it's clear when tools are missing from your bench top or drawer.

Plastic Routing Clamps

Multiline Plastic Routing Clamps

Organize multiple lines of pipe, tubing, or hose with a single clamp. They are polyethylene for good chemical and UV resistance.

Connectable Plastic Routing Clamps

Join these clamps together to line up multiple pipes, cables, or tubes side-by-side, even when they are different sizes.

Gears and Gear Racks

Metal Gears and Gear Racks—20° Pressure Angle

High-Power Metal Gears

Plastic Gears and Gear Racks—20° Pressure Angle

T-Slotted Framing and Fittings

T-Slotted Framing Rails

T-Slotted Framing Fasteners

T-Slotted Framing Structural Brackets

T-Slotted Framing Storage Components

T-Slotted Framing Mounting Feet and Casters

T-Slotted Framing Levels

T-Slotted Framing Mounting Brackets

T-Slotted Framing Panels and Doors

T-Slotted Framing Handles

T-Slotted Framing Caps, Covers, and Seals

T-Slotted Framing Conveyors

T-Slotted Framing Positioning Arms

T-Slotted Framing Slides, Tracks, and Rollers

T-Slotted Framing Pivots

T-Slotted Framing Mounts forMonitors and Computer Accessories

T-Slotted Framing Bumpers

T-Slotted Framing Hinges

T-Slotted Framing Jigs

T-Slotted Framing Locks and Latches

T-Slotted Framing Lighting

T-Slotted Framing LinearBearings and Track Rollers

T-Slotted Framing Outlet Strips

T-Slotted Framing Toggle Clamps

T-Slotted Framing GroundingTerminals and Breakers

T-Slotted Framing Cable Holders and Duct

Miniature T-Slotted Framing and Fittings

Miniature T-Slotted Framing and Fittings

Lightweight Composite T-Slotted Framing and Fittings

Lightweight CompositeT-Slotted Framing and Fittings

Wrenches and Sockets

Wrench Caddies

Foam Wrench Organizers

Easy-ID Socket Organizers

Foam Socket Organizers

Plastic Routing Clamps

Multiline Plastic Routing Clamps

Connectable Plastic Routing Clamps

T-Slotted Framing Mounts for
Monitors and Computer Accessories

T-Slotted Framing Linear
Bearings and Track Rollers

T-Slotted Framing Grounding
Terminals and Breakers

Lightweight Composite
T-Slotted Framing and Fittings