A Catrike Trail E-Cat accessorized with a Shimano Alfine-8 drivetrain upgrade, Racktime rear rack with integrating basket, phone-mount, and extra mirror using AlphaBENT accessory mounts.
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Patterson Metropolis on Terratrike Rover
The Patterson Metropolis is an economical way to extend the gear range of an 8-speed Terratrike.
This morning we put one of these on an 8-speed Terratrike Rover. The drive installation went smoothly. Then, a Terratrike front light mount was used to reposition the front water bottle cage to a much more vertical angle -- much improving its ergonomics.
Simultaneously, a cable stop was positioned on the end of an attached bracket. The bracket was custom fashioned in the shop.
Shifting is via a Microshift twist shifter with the cable run along the mainline of the frame.
The result looks great!
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A fire in the early morning of 5 June 2024 destroyed our neighbor business, MidCentury Sacramento. AlphaBENT escaped the worst of it and is back up and running.
Classifieds
FSA, Patterson, Pinion, Schlumpf, Rohloff
Find out about options to standard drive systems: planetary gears, continuously variable transmission (CVT's), Capreo cassettes, Schlumpf drives, Rohloff Speedhub, and Patterson Metropolis 2-speed bottom-bracket / spider.
When are the different options appropriate? When are they on the edge? What works with what? How do you install?
We'll cover the highlights. There will be Show and Tell. Focus this week will be on the Patterson Drive. We'll put one on a test boom for a trike and see what it takes to do it.
Cost: FREE