Mosaic Cycles

Mosaic Cycles Mosaic Cycles is a custom steel/titanium bike manufacturer located in Boulder, Colorado.

We make road, gravel, cyclocross and mountain bike framesets that are designed to fit the needs and desires of each individual rider.

Go big or go home…? Keep your eyes peeled around for this big dawg hanging out at the booth 👀👀👀••
05/29/2026

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 ...
05/27/2026

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 .
05/14/2026

The easiest way to make your bike look 1000x faster… Meet the G SES 4.5 Pro by on ’s GT-1 i45 for .

The best one yet? ••
05/06/2026

The best one yet?
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A top shelf RT-Zero by . Shadow Finish with Pearl Lilac highlights, plus the very best from , , and more… 🔥👌🏼••
04/22/2026

A top shelf RT-Zero by . Shadow Finish with Pearl Lilac highlights, plus the very best from , , and more… 🔥👌🏼
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The Ultimate “New Bike Day”? Laps on COTA, Michelin Star BBQ, and a brand new RT-Zero… Check out today’s blog post for t...
04/14/2026

The Ultimate “New Bike Day”? Laps on COTA, Michelin Star BBQ, and a brand new RT-Zero… Check out today’s blog post for the whole story. Link in bio!

Another batch of RT-Zero’s complete and out the door. Those Shatter Camo frames are 🔥🔥🔥••
04/10/2026

Another batch of RT-Zero’s complete and out the door. Those Shatter Camo frames are 🔥🔥🔥
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Austin, TX - let’s ride! We’re rolling at 9am on Saturday with and again on Sunday with . Demo bikes available at the l...
03/26/2026

Austin, TX - let’s ride! We’re rolling at 9am on Saturday with and again on Sunday with . Demo bikes available at the link in bio, or first come first served day of! We’ll see you there.
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When we’re quiet online it usually means one thing… We’re busy making. RT-Zero production is nearing completion and Batc...
03/05/2026

When we’re quiet online it usually means one thing… We’re busy making. RT-Zero production is nearing completion and Batch No.1 is ready to ship! There’s lots more where this came from… 👀
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A build as individual as its rider - left no stone unturned with this one with the best from , , and more… And yes, th...
03/03/2026

A build as individual as its rider - left no stone unturned with this one with the best from , , and more… And yes, those are 35mm Pathfinder’s on an ITR 👀👀

Address

2450 Central Avenue, Ste L
Boulder, CO
80301

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

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