Kegerator Caster Wheel Locks: How to Keep It Put

What a caster lock is

A caster is the assembly under a kegerator that holds a wheel and lets it turn. On a rolling kegerator, casters let you pull the unit away from a wall to reach the tap tower, and then push it back. Listings usually mention casters in the bullet list, and some listings also state that the casters lock.

A lock is a small lever or pedal on the caster. When you press it, the lock holds the wheel so the unit does not roll across the floor. Locking casters are not a protection feature by themselves, they simply keep the cabinet still while you open the door or pull a tap handle.

Look for the words 'lock' or 'locking' in the bullet list or the description. A listing that says 'locking casters' does not always tell you which kind of lock the unit uses; keep reading for the words 'side lock' or 'total lock'.

Side lock versus total lock

A side lock, sometimes called a wheel brake, stops the wheel from rolling. The caster can still rotate on its vertical axis, so the unit can pivot in place even when the wheels are locked. On a surface that already resists sliding, such as carpet, a side lock is usually enough.

A total lock, also called a top lock or a dual lock, stops both the wheel and the swivel. The caster becomes fixed in one direction, like a rigid caster. A total lock is the better choice on smooth hard floors where the unit might otherwise drift sideways while you work at the tower.

Some listings use 'wheel lock' for a side lock and 'brake' for a total lock, while others swap the names. When the listing does not say which type it has, treat the lock type as not stated by the seller and ask the maker or seller before you decide. For the differences between lock mechanisms, see side lock and total lock.

How caster locks appear in listings

Kegerator listings state casters in different ways. Some say 'four casters,' some say 'locking casters,' and some name the lock type directly. The model name itself rarely contains a lock term; the detail usually lives in the bullet list. For a broader look at how casters are described, see caster wheel types.

A listing may mention 'front casters with locks' or 'rear locks.' When a unit has locks on only two of its casters, the two locked wheels are usually enough to keep it steady on a flat floor, because the locked side holds while the other wheels roll freely.

If a listing does not mention a lock at all, the casters may still have one. Not every seller states every detail. Compare the same model line across several listings, or read the maker's support page, to see whether the lock is consistent. The related article on caster lock brakes explains how lock names vary.

Choosing by floor type

Your floor decides which lock you need. On tile, wood, laminate, or concrete, a total lock holds the unit firmly because it stops the wheel and the swivel both. On carpet, a side lock often works, since the carpet adds friction and the swivel alone rarely lets the unit move. The choice also depends on whether your casters are swivel or rigid.

A garage floor is usually smooth concrete. A total lock keeps the unit from sliding when you open the door or reach for a keg. A kitchen with tile benefits the same way. If your space is tight, compare 15 inch kegerators and 24 inch kegerators for cabinet width.

For a home bar on a rug or carpet, a side lock is lighter on the floor and easier to release. If the unit sits under a counter, a total lock on the front casters is a common choice, because you do not need to pivot the unit for service.

• Tile and stone: total lock
• Wood and laminate: total lock
• Carpet and rug: side lock
• Smooth concrete: total lock
• Vinyl: side lock or total lock, depending on the surface

Caster locks and leveling

A caster lock holds the wheels still, but it does not level the unit. If the floor is uneven, the cabinet can still rock on its wheels. Some kegerators use leveling legs instead of casters, and a leveling leg does not roll at all. The article on leveling legs versus casters lays out the trade-off.

When a listing offers both, think of the caster lock as the way to stop movement and the leveling leg as the way to fix height. On a unit with casters, the lock stops rolling; on a unit with legs, you adjust the leg length to make the cabinet stand level.

What to check before buying

Read the bullet list for the word 'lock' and for the type of lock. If the listing says 'locking casters' without the type, check the maker's official page for the same model line; official spec sheets often carry a fuller detail than the listing does. Start with the best kegerator guide to see how the site weighs stated details.

Confirm how many of the casters lock. Two locked casters are common, four is rarer. Decide whether your floor needs the unit held at the front, the rear, or all around.

Ask the seller or read the maker's support page when the lock type is unclear. A missing detail on a listing is not proof that the unit lacks a lock; it simply means the seller did not state it. For venue planning, the commercial kegerator guide covers what to check on commercial listings.

What the title cannot tell you

The title of a kegerator listing rarely includes a caster lock. Titles usually lead with the type (single tap, dual tap, commercial), the cabinet width, or the brand. A lock type is a spec detail, not a title word. For a counter-height fit, the undercounter kegerator guide is a good starting point.

Do not decide a unit has no locks because the title omits them. Open the bullet list and look for 'casters' and 'lock' entries. Some sellers list the lock under 'features' rather than in the description.

What to pick for your situation

Questions

What is the difference between a side lock and a total lock on a kegerator caster?

A side lock stops the wheel from rolling while the caster can still swivel. A total lock stops the wheel and the swivel, so the caster is fixed in one direction.

Do all kegerators come with locking casters?

No. Some listings state locking casters, others only say casters, and some do not mention locks at all. When a listing does not state the lock type, treat that detail as not stated by the seller.

How many casters need to lock?

Two locking casters are common and usually enough on a flat floor. On a smooth floor, a total lock on two front casters keeps the unit steady while you work at the tower.

Can I add locks to casters that do not have them?

Casters are replaceable parts. If a listing does not include locks, you may be able to swap the casters for locking ones, but read the maker's support page before you buy replacement parts.

Does the floor type matter for a caster lock?

Yes. On hard floors such as tile, wood, and concrete, a total lock holds the unit best. On carpet and rugs, a side lock is often enough because the carpet resists movement itself.

What should I look for in the title?

The title usually does not mention caster locks. Read the bullet list and the description for 'lock,' 'locking casters,' 'side lock,' or 'total lock.'