Infinity Cycle with Benny and Emily Zenga
Infinity Cycle with Benny and Emily Zenga (Image Credit: Zenga Bros)

Behold the Infinity Cycle, the world’s first double-decker touring bike

The Zenga Bros’ curious yet ingenious Infinity Cycle lets two riders swap positions mid-ride, carry all the essentials, and keep moving indefinitely. It’s just embarked on a tour, powered by Benny Zenga, his wife Emily, and their twin five-year-old boys
Tue, Mar 24, 2026 21:45
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Benny Zenga, a self-described ‘cinemacyclist’ from Vancouver, Canada, designed the Infinity Cycle 10 years ago – a bike built so two riders can switch positions mid-ride, allowing them to keep moving without stopping. Now, his family has set off on an updated four-person version, touring around Vancouver to promote their Be a Fool Kickstarter campaign. Let’s have a closer look at the two-person design and how it all started. 

Infinity Cycle 1
Infinity Cycle (Image Credit: Zenga Bros)

The Zenga Bros are a family who have spent more than two decades experimenting with unconventional bike designs, particularly tall bikes, and even filmed a short documentary with Red Bull titled ‘Tall Bikes Will Save The World’ . Benny Zenga’s adventures began with hand-me-down bikes, and nowadays, cameras and bikes define how he moves through the world.

“Tall bikes are something my brothers and I discovered through trial-and-error making art bikes,” says Benny.

“They were always really fun and seemed to stick around, so we naturally didn’t stop creating tall bikes – and then at some point, the ridiculous nature of it became ridiculously practical. Almost twenty years later, it’s become the only bike I want to take to the grocery store or travel across the world on.”

Over time, their tall bikes became moving workshops, allowing them to carry all the supplies needed. “You’ll see a bike give birth to another bike and skateboard ramps built in unexpected places,” says Zenga.

Infinity Cycle riding
Infinity Cycle riding (Image Credit: Zenga Bros)

This passion for reworking and reimagining bicycles eventually led to the creation of the Infinity Cycle around a decade ago – a design that allows two riders to share the workload and keep moving without stopping.

Benny explains the motivation behind the idea: “The only real problem with bicycle travel – tall or otherwise – is that it’s human-powered and humans get tired… Since e-bikes don’t exist in our world, we had to get creative.”

Unlike a traditional tandem, which also lets two riders share the workload, the Infinity Cycle stacks riders on top of one another – essentially a double-decker bike – with space to store supplies, and carry whatever else is needed. The idea is that when the rider on the bottom gets tired, they move to the top, and the rider on top moves to the bottom, creating a continuous cycle that keeps the bike moving forever.

Infinity Cycle Spoon Jingle Truck
Infinity Cycle Spoon Jingle Truck (Image Credit: Zenga Bros)

The Infinity Cycle comes packed with practical and quirky features. It’s equipped with three large front lights, plenty of front and rear reflectors, mirrors, and bottle cages. A ladder at the rear allows riders to climb to the top bike, while panniers and boxes provide plenty of storage. A large undercarriage adds more space to carry supplies.

In true Zenga Bros style, an assortment of spoons dangle from the frame at the rear, adding a playful touch to the touring setup.


Benny, his wife, plus their twin sons Oly and Ike have just started an adventure on the latest version of the Infinity Cycle, mounting four people, as they go on an open-ended tour in Vancouver to raise awareness for the Be a Fool book.

“With two riders, the Infinity Cycle could ride forever – now, with four, it will be able to go even further”, says Zenga.

Benny and his brother Willy Zenga have documented their adventures in the book, which they are currently funding through a Kickstarter campaign. The project is over 60% funded at the time of writing, and aims to inspire readers to tap into their creative potential by sharing 25 years of unconventional projects and adventures.

Emily is our track and road racing specialist, having represented Great Britain at the World and European Track Championships. With a National Title up her sleeve, Emily has just completed her Master’s in Sports Psychology at Loughborough University where she raced for Elite Development Team, Loughborough Lightning. Emily is our go-to for all things training and when not riding or racing bikes, you can find her online shopping or booking flights…the rest of the office is now considering painting their nails to see if that’s the secret to going fast…  

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SVXY 10 minutes ago

mdavidford It says you can ride 2 abreast and must have consideration for other road users. So if you ride three or more abreast you could be prosecuted for careless cycling with your inconsideration for other road users under the highway code used as evidence by the CPS

in: “Many cyclists are out to prove a point and deliberately get in the way”: Daily Mail readers rush to defend unrepentant driving instructor who struck grandmother from behind at 55mph before shouting “f***ing a***holes”
Rome73 1 hour ago

I’ve got a G-Line. I quite like the look of some of that bling. I can’t imagine any of it will be cheap though. :( It’s already quite an expensive bike.

in: Want to bling your Brompton? Hope has you covered with unreleased products for G-Line bikes
mdavidford 2 hours ago

@SVXY It does not say you can't ride three or more abreast. It does not say that to do so would be inconsiderate. I'm afraid your opinion that it would be has no particular legal status.

in: “Many cyclists are out to prove a point and deliberately get in the way”: Daily Mail readers rush to defend unrepentant driving instructor who struck grandmother from behind at 55mph before shouting “f***ing a***holes”
SVXY 11 hours ago

@SVXY Rule 66 of the highway code says you can ride two abreast but to also 'be considerate of the needs of other road users when riding in groups.' It does not say you can ride three or four abreast which would not be considerate of the needs of other road users. As the highway code is used by prosecution lawyers as evidence to convict in Road Traffic Act offences cases you certainly could therefore be prosecuted and convicted for careless cycling if cycling three or four abreast

in: “Many cyclists are out to prove a point and deliberately get in the way”: Daily Mail readers rush to defend unrepentant driving instructor who struck grandmother from behind at 55mph before shouting “f***ing a***holes”
No Reply 11 hours ago

Affordable? Starting at £6K? You 'having a larf?

in: Pinarello expands Dogma XC range to include new ‘affordable’ models, with bikes starting at £6k
chrisonabike 12 hours ago

@SVXY Ah, so it *is* the "flood the zone with shit" argumentation technique then? Or perhaps ... you are genuinely unclear about the difference between the Highway code and the law (and perhaps the difference between cyclists, drivers and indeed horse riders? And rusty on safe practice? As mdavidford notes you appear to be confusing rule with Rule 66 (for cyclists, which doesn't say anything about not riding x abreast) with Rule 53 (for horse riders which gives guidance not to more than double up - I don't think this is a direct summary of any law since "should" not "must"). Charitably I'm going with "*i* know what it says!" which as I noted many of people feel they do. Anyway away with you, I feel you've had your fill of attention for today.

in: “Many cyclists are out to prove a point and deliberately get in the way”: Daily Mail readers rush to defend unrepentant driving instructor who struck grandmother from behind at 55mph before shouting “f***ing a***holes”
kingleo 12 hours ago

Road tax was abolished in 1937 by Winston Churchill because, as he said, "road tax makes motorists believe they are the moral owners of our roads." He got that right.

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SVXY 12 hours ago

@SVXY None of the magistrates who sentenced him said the CPS should have charged him with dangerous driving. Why should they? He was not speeding, he was not on his phone and he was not drunk or under the influence of drugs either

in: “Many cyclists are out to prove a point and deliberately get in the way”: Daily Mail readers rush to defend unrepentant driving instructor who struck grandmother from behind at 55mph before shouting “f***ing a***holes”
Rendel Harris 13 hours ago

@SVXY The court does not decide on whether someone was driving carelessly or dangerously, they can only decide on the guilt or otherwise of the defendant on the charge the CPS decides to lay against them. The CPS is notorious for preferring to charge careless rather than dangerous because it's an easier win; this results in entirely unjust sentences such as this one.

in: “Many cyclists are out to prove a point and deliberately get in the way”: Daily Mail readers rush to defend unrepentant driving instructor who struck grandmother from behind at 55mph before shouting “f***ing a***holes”