Grazr Single Speed Tensioner, Ortlieb TIDURA, and Columbus 1919 Carbon Wheels
Grazr’s Zone Pro - Single Speed Tensioner
Photo by: Grazr Components
Grazr Components just released the Zone Pro, a rebuildable, adjustable clutch single-speed tensioner for frames without sliding dropouts or rockers, including full-suspension bikes run single-speed. Machined from 6061 and 7075 aluminum with carbon fiber clutch plates, it offers 26 clicks of adjustment and 19mm of chainline range, compatible with 12t-18t cogs. At $375, it might be the highest-end tensioner made.
You can order yours here ➡️ grazrcomponents.com
Ortlieb TIDURA-Waterproof Pannier & Backpack
Photo by: Ortlieb
Ortlieb just released the TIDURA, their first house-made waterproof fabric, built in-house at their Heilsbronn, Germany campus. Rated to a 100,000mm water column, it comes in two grades: Strong at 2,400N for abrasion resistance, Core at 1,500N for everyday use, both backed by a five-year guarantee. It debuts on the BACK-ROLLER pannier and VELOCITY backpack.
Learn more here ➡️ ortlieb.com
Columbus 1919 Carbon Wheel Lineup
Photo by: Columbus 1919
Columbus 1919 rounds out their carbon wheel program with four builds, from the aero-tuned Cento 62C at 1,465g to the featherweight Spirit 50C at 1,279g. The Gara 50C splits the difference at 1,298g, pairing DT Swiss 240 hubs with titanium nipples. Rims run T700-grade carbon, with bearings ranging from steel to ceramic across the lineup.
Find out more here ➡️ columbus1919.com
✍️: Jona
📅: 04/09/26
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