Post Caps | McMaster-Carr

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1,386 Products

Building and Machinery Hardware

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

172 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

948 products

Bolt-Together Framing Caps

Cover the rough ends of bolt-together framing rails for a finished look

1 product

Press-Fit Framing Caps

Push into press-fit rails for a finished look that keeps out debris

2 products

T-Slotted Framing and Fittings

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

39 products

Clamp-On Framing and Fittings

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

1 product

Strut Channel Framing and Fittings

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

78 products

Locking-Slotted Framing and Fittings

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

1 product

Facility and Grounds Maintenance

Chain Link Fencing

Everything you need to build or repair a chain link fence, from posts to gates

5 products

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products

Containers, Storage, and Furniture

Stacking Caps and Targets

Turn the ends of posts into stackable shelving and rack systems

6 products

Dust Covers

Stretch over drums, pails, and other objects to keep out dust and debris

6 products

Fastening and Joining

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

66 products

Retaining Rings

Hold components on a shaft

25 products

Quick-Release Pin Retaining Caps

Hold quick-release pins in holes that are oversized or out of round

23 products

Electrical

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

4 products

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

2 products