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…
In The News
A collection of stories, news and information that we thought you might find interesting and relevant. Although we all know that it’s easier to climb on a bike that’s lighter…
Mariposa Feature: City Bike designed and built for the Vancouver Mountains
A new city bike off to Vancouver. Built with Kaisei tubing, a Genesis carbon fork (with carrier mounts, internal hydraulic disc brake routing and dynamo light routing), a 1x White…
The Quest To Build A Better Wheel
A Conversation With Marty Crotty, Founder Of Princeton Carbonworks We visit with Marty Crotty, Founder of Princeton Carbonworks and learn about PCW’s quest to build a better wheel, their background,and…
In The News
A collection of stories, news and information that we thought you might find interesting and relevant. Princeton CarbonWorks makes wheels that feature a sinusoidal rim pattern. What does that mean,…
Mariposa Feature: All-Road Bicycle
An all-road bike built with Kaisei tubing, lugs and a Whisky No. 9 Carbon Disc flat mount fork that accepts fenders, a Shimano GRX mechanical groupset, handbuilt wheels with White…