—A base for a surface that is already two other things
Lance ships the 650 with a “2-Burner Cooktop W/Folding Glass Cover” and a “Sink Cover” as standard features — not accessories. The counter exists when both are closed. The dinette is listed as a “Convertible Dinette Bed 32″ X 76″”, which is to say it is the bed.
Nothing in here can be screwed to a surface, because every surface is about to be something else. This is a 5.2-inch base that lifts off in a second and weighs 3.6 ounces.
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—The specifications say it plainly
Every figure below is a manufacturer’s own published specification or an industry publication’s own words, read on 3 September 2026.
6′10″
floor length
An 86-inch-wide box with 81 inches of interior height, and the second bed is published as a dimension of the dinette: 32 by 76 inches.
80×80″
the whole floor
A square roughly 6′8″ on a side, sleeping three to four adults. Sink and stove are both specified flush mount; the table is specified portable.
~54″
and that is the win
Truck Camper Magazine: “almost four and a half feet of actual counter space in a six-foot camper.” The table slides sideways to become more of it.
$14.95
one second
A 5.2-inch moulded base, 3.6 ounces. It goes on the covered cooktop, the dinette or the tailgate, and it comes off before that surface becomes a bed, a sink or a stove again.
Sources: lancecamper.com (650 specifications and standard features) · fourwh.com (Hawk model spec sheet) · Truck Camper Magazine, “Lance Launches Squire 610” · MintRV (2024 Forest River Rockwood Limited 1640LTD). Fetched 3 September 2026 and quoted as published.
—Why the mounted answers do not work in here
Camco’s is $3.71 with four screws supplied; another version offers “Mounting screws included - or use tape”. Both put a permanent hole or a permanent adhesive in a surface that is also your counter, your table or your bed.
SeaSucker’s horizontal holder needs a 4.5-inch vacuum cup on a smooth surface. Textured wall board, fabric and grained laminate are not that.
GoWesty is straightforward about it: use it “anywhere you’ve got some exposed steel for the heavy-duty magnets to grab”. Inside a camper, exposed steel is mostly not a thing.
A Four Wheel Hawk is 1,200 pounds dry. A Rockwood 1640LTD folding pop-up publishes 793 pounds of payload capacity to cover water, propane, food, clothes and gear. Nothing gets carried in here that has not earned it.
campingworld.com · etrailer.com · seasucker.com · gowesty.com · fourwh.com · MintRV. Fetched 3 September 2026, quoted as published. Steadi Labs is not affiliated with any of them.
—Does it actually work
Somebody climbs into the cabover, or drops onto the dinette bench, and the drink comes back level. The base is 5.2 inches across and spreads the load rather than balancing on a point.
Filmed on a couch cushion — softer and less predictable than a covered cooktop, which is the easiest surface it has.
—How it holds
5.2 inches across and fixed. It moves the edge the drink would have to tip over much further out, so the whole thing has to lean much further before it goes.
Six of them, holding the bottom inch. Cans and bottles slide on from the top; tumblers drop in. Drink and base then rock as one piece.
A folding glass cooktop cover is flat, hard and slippery. Grippy TPU on a wide foot is about the best thing you can put a drink in on one.
—The object
No screws into a counter that is also a stove. No adhesive on a table that is also a bed. No magnets and no exposed steel to find. It stows in a drawer and nests with the others.
—What seats and what does not
A standard 12 oz can is 2.6 inches across the bottom. A Stanley Quencher 40 oz is 3.1 and seats snug. A mug with a handle does not seat at all — the handle lands exactly where the fins grip, and in a camper where the enamel mug is close to standard issue that is worth knowing before you order.
Every width below comes from a published specification, not from us. Where a spec is uncertain, the answer says so.
A width across the bottom of the cup, in inches.
A standard sticky note is three inches square. A cup standing on one with its base inside the paper will seat.
Anything borderline — hello@steadilabs.com reaches a person, and the answer will be honest either way, including a no.
—Where they end up
The cooktop with the glass cover down, which is the largest hard flat surface in a small camper. The dinette while it is still a dinette. The counter extension when the table is slid across. Outside on the tailgate and the picnic table. And then in the drawer, because all four of those surfaces are about to be something else.
Twelve colours, and the picker assigns one per unit, which in a camper that sleeps three or four is how anybody keeps track of theirs.
—What the aisle costs
Prices were looked up on 3 September 2026, not estimated. Every figure is the seller’s own.
| The product | Price | What it asks of a surface with two other jobs |
|---|---|---|
| Camco RV adjustable drink holder | $3.71 | Four screws through a flat panel. Cheap, effective, and permanent in a surface that is also your counter or your bed. |
| Camco adjustable drink holder, brown | $7.90 | “Mounting screws included - or use tape.” A hole or an adhesive, and neither comes off cleanly. |
| JR Products adjustable cup holder | $11.83 | “Screw-mounts easily to any flush surface.” Folds flat when not in use, but stays fastened where it is. |
| GoWesty magnetic cup holder | $14.95 | Use it “anywhere you’ve got some exposed steel for the heavy-duty magnets to grab”. Inside a camper, exposed steel is mostly not a thing. |
| Gator magnetic cup holder, to 25 lb | $27.99 | Steel surfaces only — marketed for garages, pole barns and shipping containers rather than camper interiors. |
| SeaSucker one-cup holder, horizontal | $65.00 | A 4.5-inch vacuum cup and a smooth, non-porous horizontal surface to hold it. |
| The Camper Cup Holder | $14.95 · four for $39.95, $9.99 each | Nothing. Lift it off before the counter becomes a stove again. |
The Camco at $3.71 is a good product and it costs a quarter of what this does. If there is a panel in your camper that is only ever a panel — a wall by the door, the side of a cabinet — screw it there and keep the difference. This is for the surfaces that are also the stove, the sink, the table and the bed.
—Get one
A Hawk sleeps three to four; a Lance 650 dinette is a 32 by 76 inch bed. Two is the common answer, four with the family aboard. Free shipping on all of them.
Checkout is handled by Steadi Labs — the company that makes The Camper Cup Holder. Secure checkout at steadilabs.com. Free shipping on every order, and 90 days to change your mind, used is fine.
—From people who bought one
We are not going to imply otherwise. They are here because they describe small spaces, outdoor tables and surfaces that are not level. Verbatim, unedited, not filtered by rating.

★★★★★
Our seats are metal benches with a slight slope towards the back, making it impossible to set down any type of drink. They worked perfect, holding our drinks on the bench & on our cooler.
Holly J · June 2026Photo from the buyerPhoto from the buyerPhoto from the buyerPhoto from the buyerPhoto from the buyerPhoto from the buyerPhoto from the buyer
★★★★★
My Steadi order arrived just as we were packing for our annual three generation family vacation. So into the car they went. Most of our time is spent outside, at the house and nearby parks. The Steadi has been popular for sitting out under a pop up canopy on lawn chairs and at a picnic at a nearby state park.
Haila Buskirk · May 2026
★★★★★
They work very well in keeping the soda cans from falling over and spilling on the bed & couch when the three Beagles and one Border Collie jump on or off. They also stay steady on the little wobbly patio table outside.
Susan Ilkenhans · May 2026
★★★★★
Love having my drink next to me on the screened porch but was always nervous it would spill... not anymore! Great product and great company.
Marlene Devine · July 2026
Sent in with their reviews. Tap any one to read it. Different rooms, different drinks, different colours — none of them staged by us.
A slice of one product-wide corpus — reviews of the Steadi, not of this page. The full corpus is published live.
—The limits, in one place
Nothing loose is. It has no screws, no magnets and no suction, so it belongs to a camper that is parked. It goes in a drawer before you pull out, along with everything else on the counter.
That is the design, but say it plainly: when the cooktop cover goes up or the dinette becomes a bed, you lift it off first. One second per unit, and they nest.
It goes on the closed glass cover, not on a burner and not on a lid that has just been used. It is TPU, not cookware.
The handle lands exactly where the fins grip. In a camper that is close to the standard vessel, so it is on the page rather than in the small print.
It resists tipping by widening the footprint. Outside on the tailgate an empty can still goes over in enough wind; this does not add weight.
—If it turns out to be the wrong thing
Ninety days is a season of trips. If the answer is no, hello@steadilabs.com reaches a person and the money comes back — no form, no restocking fee, no questions about condition, and nothing to pack up or post. Woodsmoke, dust and coffee included.
—Who makes it
Scott Rodriguez made the first one after a full drink went over on a soft cushion with three kids under three in the house. It was built for spills, not for campers.
Nobody with a truck camper asked for this page. It exists because a wide base does the same thing on a covered cooktop as it does on a couch, and because in a six-foot camper the manufacturers themselves publish the fact that every surface has a second job.
We make one thing and we make all of it here — the moulds, the material, the colour runs, everything within about three and a half miles of the shop.
— Scott, Steadi Labs
—Questions
Only while the counter is a counter. When the cooktop cover lifts or the sink cover comes off, it goes in the drawer. That is one second and it is the whole reason this exists rather than a screwed-down holder.
No. It has no fastener of any kind, so it is for a camper that is parked. Everything loose gets stowed before you move.
Yes, when the cover is closed and cool. A folding glass cover is flat, hard and slippery, which is exactly where a wide grippy foot earns its keep. Never on a burner.
Straight no. The handle lands where the fins grip. Every handled mug is the same answer.
About 3.6 ounces each. A Rockwood 1640LTD publishes 793 pounds of payload for water, propane, food and gear, so four of these are not the thing that puts you over.
Yes. The Quencher H2.0 40 oz is about 3.1 inches at the base, inside the range the fins flex to. Snug rather than drop-in.
A drawer. They are 2.8 inches tall, nest into each other, and do not rattle against anything.
Because it is one thing. It is a Steadi, made by Steadi Labs in Orange, California, and checkout finishes at steadilabs.com where the company lives.
—Still deciding
True. If you have a panel that is only ever a panel, screw the Camco to it and keep eleven dollars. The surfaces this is for are the ones that turn into something else twice a day.
It is the same motion as clearing the plates, and only when the surface actually converts. If nothing in your camper converts, you do not have this problem and you should buy the screw-mount.
Agreed, and that is the right test. 2.8 inches tall, 3.6 ounces, and they nest. Ninety days is long enough to decide whether it earned it.
No hinge, no spring, no metal to corrode. Long-term UV exposure is not something we have tested, so we do not make a claim about it.
For the covered cooktop, the dinette and the tailgate — parked, and before the surface changes jobs.
See the packs — from $14.95Free shipping on every order · 90-day guarantee, used is fine · Made in Orange, California