A collection of stories, news and information that we thought you might find interesting and relevant. A new study of 1,200 Denver residents found those who spent more time in…
Mariposa Feature: Allroad with Shimano GRX 1x Drivetrain
A new 650B Allroad bike fillet brazed with Kaisei tubes, a Whisky Road + Disc fork, a Shimano GRX 1x mechanical disc drivetrain, 650B wheels, Honjo Hammered black fenders and Rene Herse Baby…
Mariposa Feature: Allroad GRX 1x Mechanical Hydraulic Disc Bicycle, 650B
A new 650B gravel bike built with Kaisei tubes, brazed together with lugs, a Ritchey WCS Carbon Gravel fork, a Shimano GRX 1x mechanical disc drivetrain, GRX 650B wheels and…
Mariposa Feature: Adventure Bike with a SRAM AXS Mullet Groupset
Through snow, cold and Omnicron, we have managed to keep building bikes. This new all-road adventure bike was fillet brazed with Kaisei tubing, an ENVE Adventure Fork, handbuilt Mariposa carriers,…
Mariposa Feature: Road Bicycle with Shimano Dura-Ace 9100
A custom road bicycle built with Kaisei tubing, brazed with lugs. This bicycle was designed for a Shimano Dura-Ace 9100 mechanical rim brake groupset and 700C x 30mm tires. Specifications:…
Mariposa Feature: All-Road Bike
Most bike shops have a sea of disc brake bikes these days with few or no options for those that appreciate the simplicity and merits of calliper brakes. Calliper brakes…
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…
Shifting Gears: Life and Work in the Bike Lane
By Daniel Sandler Photography by Jody Wilson Last year, my annual physical revealed that I’m in the best shape of my life (since high school, anyway). Not bad, I thought,…
Mariposa Feature: All-Road Bike with Shimano GRX – XTR Di2 Mullet
A new gravel bike ready to roll with a Shimano GRX – XTR Di2 mullet for a wider gear range. The frame was fillet brazed and built up with a…
Mariposa Feature: Road Bike with Shimano Dura-Ace Di2
A custom road bike built with lightweight Kaisei tubing, lugged, an Enve Carbon fork and an integrated stem and handlebars. Specifications: Frame: Custom Mariposa steel lugged frame, built with…
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…
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…