Mosaic Cycles

We’ve got some big Zero Ops news dropping next week, but for now, we’ll leave this RT-Zero right here to do the work 🔥🤌🏼
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The RT-2 gets a massive upgrade. Now available with two integrated cockpit options, clearance for 700x35’s, and a full size run in stock and ready to ship. You could be riding yours next week… Link in bio for more!
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Our All-Road bikes didn’t just get a spec update, they got a whole new name. Swipe to meet the 2026 Mosaic AR Series: our house favorite, and the bike we reach for the most. Available as Batch Built, or completely custom projects.
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Gravel gets the same treatment. The 2026 GT-1 i45 is now available in our Batch Built program too. IS52/52 Headtube, T47 BB, UDH Dropouts, and an ENVE Cockpit as standard. Ships in days, not weeks. Available now in Matte Knockout or the Mosaic Factory Finish. Link in bio.
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The 2026 Mosaic RT-1. Freshly updated with an IS52 Headtube, T47 BB and UDH Dropouts. Built for performance, and built for you. Available for the first time ever as a Matte Knockout Batch Built option ready to ride in days, not weeks. Link in bio for more!
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Often imitated, never duplicated. One climb = one punch. The climb : Flagstaff. All the way to the mailboxes, aka, the top 😉 Punchcards available now at Mosaic, or at Spruce on W. Pearl at 6:45 on Monday morning! Let’s get it 🔨🔨🔨

Hey Boulder peeps… Next week, June 8-12, every day. Come grab a punchcard at Mosaic on Friday afternoon, or at 6:45am on Monday at Spruce on W. Pearl St. Ride to the mailboxes once per day, punch your card, then enjoy the descent. See ya out there 😃
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Go big or go home…? Keep your eyes peeled around for this big dawg hanging out at the booth 👀👀👀
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We’ve still got a few RT-Zero framesets up our sleeve to show off… How about this Pearl Snow White Knockout en route to 🔥🤌🏼
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The easiest way to make your bike look 1000x faster… Meet the G SES 4.5 Pro by on ’s GT-1 i45 for .