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Brands · Rondo

Rondo Ruut: geometry and sizes

Rondo may sell more than one frame under the Ruut name, each with its own geometry. These are the ones in the database. Each shows stack and reach for the smallest and largest size. The numbers for every size are on the model page.

The tables show the smallest and largest size, each with stack / reach in millimetres. Both terms are explained in the glossary.

Current Rondo Ruut versions

VersionSmallestLargest
Ruut AL G3 2026
gravel · aluminium
XS · 532 / 360XL · 625 / 420
Ruut CF G2 2026
gravel · carbon
XS · 536 / 358XL · 623 / 420
Ruut ST 2026
gravel · steel
S · 536 / 373XL · 606 / 400
Ruut Ti 2026
gravel · titanium
S · 536 / 373XL · 606 / 400

Older Rondo Ruut model years

Frame geometry only, no build. Model years are approximate.

VersionSmallestLargest
Ruut CF (HI) 2021–2022S · 531 / 381XL · 601 / 406
Ruut CF (LO) 2021–2022S · 536 / 374XL · 606 / 400
Ruut Ti (HI) 2020S · 534 / 381XL · 601 / 406
Ruut Ti (LO) 2020S · 538 / 373XL · 606 / 400

The same size label on two versions doesn’t mean the same frame. And stack and reach only describe the frame: where the bars end up also depends on the stem, spacers and bars.

There’s no sizing by height here. Everything starts from your position. Enter your position and I’ll work out which versions and sizes match it.