Stop Locks | McMaster-Carr

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Stainless Steel

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For Use On

Hitch Ball Couplers

Trailer Kingpins

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Hitch Pin Style

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Mounting Plate Width

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RoHS

For Caster Mount Height

5 5/16" to 5 1/2"

5 7/16" to 5 5/8"

5 5/8" to 5 7/8"

6 3/16" to 6 3/8"

6 7/16" to 6 5/8"

6 1/2" to 7 1/2"

6 15/16" to 7 1/8"

7 1/4" to 7 1/2"

7 7/16" to 7 5/8"

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DFARS Specialty Metals

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69 Products

Building and Machinery Hardware

Turn Latches

Keep hatches, panels, and small doors shut with the twist of a handle

Material Handling

Hitch Pins

Secure hitch inserts to hitch receivers for towing

Hitch-Ball Coupler Locks

Hitch-Ball Coupler Locks

Insert into the hitch-ball coupler latch or socket on your trailer to prevent theft

Hitch Kits

Everything you need to attach a hitch to your vehicle’s receiver

Kingpin Locks

Cover kingpins on trailers to prevent theft

Floor Locks

Stabilize carts, trucks, workbenches, and other mobile equipment during loading and unloading

Power Transmission

Cylinder Rod Locks

Cylinder Rod Locks

Hold the piston's position during an emergency stop or power loss to keep the load safely in place

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)