In the seventies, we had a good number of regular visitors to our shop on King Street in downtown Toronto. One of the regulars was a Frenchman, named Jean, who visited…

Mariposa Feature: Allroad Bicycle with Dura-Ace Di2
A custom Allroad bicycle built with Kaisei tubing, lugged, brazed and a Ritchey WCS Gravel Carbon Fork. Specifications: Groupset: Shimano Dura-Ace R9170 Hydraulic Di2 2 x 11 speed Wheels: Shimano…

Mariposa Bicycles: The Essence of What We Do
Cinematographer, Luke McCutcheon, Jacq Antrade and team beautifully capture the essence of what we do at Mariposa Bicycles in this short film.

Mariposa Feature: Allroad Bicycle with Shimano Ultegra R8170 12 speed
A custom Allroad bicycle built with Kaisai tubes, lugs and a Whisky carbon fork that accepts fenders. It was built up with a Shimano Ultegra 12 speed hydraulic groupset, ENVE Foundation 45 wheels…

Vintage Bicycle Feature: Praderio. Gallarate, Italy. 1950
Gino Bartali’s frustrations with the Italian back-peddling derailleurs encouraged him to approach the Vittoria Company, makers of the Margherita derailleur, and propose that he finance the production of a derailleur…

Mariposa Feature: Road Disc Bicycle with Shimano Ultegra R8170 Groupset
A custom Mariposa road disc bike built with kaisei lightweight tubing, a Ritchey WCS Road Disc Fork with clearance for 700C x 30mm tires, a Shimano Ultegra Di2 R8170 2…

Mariposa Feature: Road Bicycle
A new lugged steel rim brake road bike built with Kaisei tubes, a Ritchey WCS carbon fork with clearance for up to 700C x 30mm tires, a Shimano Ultegra 8000…

Mariposa Feature: A Classic Road Bike
This classic rim brake road bike was built with lightweight Kaisei tubing, lugged and a Carbon Ritchey road fork that accepts 700C x 30mm tires. With a Dura-Ace mechanical, rim…

Mariposa Feature: Classic Road Bicycle with a Shimano Dura-Ace 9100 Mechanical Groupset
SPECIFICATIONS: Frame: Custom Mariposa lugged frame, built with Kaisei tubing Fork: ENVE Road Shift / Brake Levers: Shimano Dura-Ace 9100 Crankset: Shimano Dura-Ace 9100 Derailleurs: Shimano Dura-Ace 9100 Brakes: Shimano…

Cappellino, Cap, Casquette….
Rain tapped against the Team Sky bus window. The eight of us sat quietly in our chairs, some with their eyes closed and headphones on, others studying the race book…

Mariposa Feature: Road Disc Bicycle with Shimano Di2
A new road disc bike ready to roll with a Shimano Di2. The frame was built with Kaisei tubing, lugged and a Ritchey WCS Road Disc fork. The wheels were handbuilt DT Swiss 240 hubs…

Mariposa Feature: 29er Mountain Bike
A custom fillet brazed steel 29er mountain bike with a Shimano XT mechanical 1x groupset and handbuilt wheels with DT Swiss hubs and rims. Specifications: Frame: Columbus tubing, fillet brazed…