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Raven Caw

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Features

-Designed for a 5'9" rider

- 240 mm dropper seat post

- 145 mm wide "road" cranks (Q factor)

- Fits 29" x 2.25" tires (ETRTO 57-622) on 32 mm wide rims

- Titanium handlebar-stem for shock absorption

- Flat mount 160 brake mount

- 12 x 148 mm rear hub

- Custom machined spider for:

- 110 B.C.D SRAM chainring (38+ teeth)

- SRAM 8-bolt road crankset

- 48.5 mm chainline

- Spider is a rough draft, to be refined later

- UDH (Universal Derailleur Hangar) for T-type drivetrains

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Geometry

- Front center: 808 mm

- Rear center: 401 mm

- Head angle: 69.0°

- Effective seat tube angle: 74°

- Bar sweep angle: 16° on a 20° plane (above horizontal)

(See diagram for more details)

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Design + Construction

- Custom chain stay yoke, seat stay yoke, and dropouts were designed, then 3D-printed from stainless steel

- Frame tubes: internally-butted 4130 chromoly

- TIG welded

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Completed July 2023

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"My gravel bike is faster than your gravel bike."