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 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…
Feature: Ritchey Ascent Adventure Bikepacking Bike
Bike designer, Tom Ritchey loves experiencing all sorts of bicycle adventures – especially dirt – seeking out winding dirt roads, cruising along gravel lanes, and ripping flowy singletrack. He designed…
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…
Tuning Up For A New Season
As the winter lifts over Europe and the professional peloton begin their racing season, they will be testing equipment and feeling faster as they transition from their training bikes to…
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…
In The News
A collection of stories, news and information that we thought you might find interesting and relevant. There is a hot new fitness trend among Olympians in Tokyo: Blood flow restriction…
Bikepacking Feature: Dreams of Living on the Bike
It was 1988: Wayne Gretzky had been traded to the LA Kings. We had travelled to Edmonton, the home of the Stanley Cup winning Oilers. The city was wet with…