Technical FAQ: Mips vs. loose helmet strap, bike weight, hydraulic brakes at altitude, Di2 mix/match

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Technical FAQ: Mips vs. loose helmet strap, bike weight, hydraulic brakes at altitude, Di2 mix/match

1 min read
Nov 09, 2022
Lennard Zinn
velonews ask lennard zinn technical q&a technical faq lennard zinn
Technical FAQ: Mips vs. loose helmet strap, bike weight, hydraulic brakes at altitude, Di2 mix/match

Helmet and bike safety are on readers' minds this week.

Read the full article at Technical FAQ: Mips vs. loose helmet strap, bike weight, hydraulic brakes at altitude, Di2 mix/match on VeloNews.com.
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Written by Lennard Zinn
As a frame builder, Lennard Zinn has been designing and building custom bicycles for over 42 years; he founded Zinn Cycles in 1982 and co-founded Clydesdale Bicycles in 2017. His Tech Q&A column on Substack follows his 35-year stint as a technical writer for VeloNews (from 1987 through 2022). He is a former U.S. National Cycling Team member and author of many bicycle books including Zinn and the Art of Mountain Bike Maintenance, Zinn and the Art of Road Bike Maintenance, and The Haywire Heart. He holds a bachelor’s degree in physics from Colorado College.
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