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![Load image into Gallery viewer, Ritchey Ultra Mountain Frameset - 29"/27.5", Steel, Honey Mustard, Medium](http://365cycles.com/cdn/shop/files/FM1173-01_9c77ab74-8b5b-4323-876d-66c8d0bc1dbc_400x@2x.jpg?v=1688087604)
![Load image into Gallery viewer, Ritchey Ultra Mountain Frameset - 29"/27.5", Steel, Honey Mustard, Medium](http://365cycles.com/cdn/shop/files/FM1173-02_baa57e9d-ee64-4f69-87cb-4f8f3d21f52f_400x@2x.jpg?v=1688087604)
![Load image into Gallery viewer, Ritchey Ultra Mountain Frameset - 29"/27.5", Steel, Honey Mustard, Medium](http://365cycles.com/cdn/shop/files/FM1173-03_759e1e11-551d-4659-8d78-3d618c2248e7_400x@2x.jpg?v=1688087604)
![Load image into Gallery viewer, Ritchey Ultra Mountain Frameset - 29"/27.5", Steel, Honey Mustard, Medium](http://365cycles.com/cdn/shop/files/FM1173-04_fb2cc7e8-ec44-4971-9e00-80c3f745525f_400x@2x.jpg?v=1688087604)
![Load image into Gallery viewer, Ritchey Ultra Mountain Frameset - 29"/27.5", Steel, Honey Mustard, Medium](http://365cycles.com/cdn/shop/files/FM1173-05_61795d56-873b-4aa2-86c9-4ef256aea2a5_400x@2x.jpg?v=1688087604)
The Ritchey Ultra Frame is designed around a 120mm travel fork and super stable Boost 148 spacing. Designed to accommodate 29" or 27.5" wheels, the Ultra is highly versatile. Throw on some 29s for some trail-smashing XC riding, or saddle up some 27.5+ for some serious no-holds-barred shredding.
- Compatible with 27.5 x 2.8" and 29 x 2.4" tires
- Internal routing for a dropper post
- Boost 148 x 12mm rear spacing
Description
The Ritchey Ultra Frame is designed around a 120mm travel fork and super stable Boost 148 spacing. Designed to accommodate 29" or 27.5" wheels, the Ultra is highly versatile. Throw on some 29s for some trail-smashing XC riding, or saddle up some 27.5+ for some serious no-holds-barred shredding.
- Compatible with 27.5 x 2.8" and 29 x 2.4" tires
- Internal routing for a dropper post
- Boost 148 x 12mm rear spacing