Nitto B123 Cr. Mo. Track 25.4mm 420mm 108mm 170mm Chrome Track Chromoly Tooth Count-40 5" compound dual bead folding

5" compound dual bead folding type tubeless color black/tanwall weight 1153g

Range 10-30Cogs 10-11-12-13-14-15-17-19-21-24-27-30Cassette Body Type SRAM XDRDrivetrain Speeds 12Color Silver/BlackDefined Color SilverDefined Color Black

Diameter: 30

Molded conical seats allow the nipples and spokes to articulate preventing premature fatigue and failure

Big Betty works perfectly on the rear wheel when combined with the much-loved Magic Mary

Nitto B123 Cr. Mo. Track 25.4mm 420mm 108mm 170mm Chrome Track Chromoly Tooth Count-40 5" compound dual bead foldingSturdy chromoly construction. Traditional shape Japanese Keirin Association approved. 665 730g TECH SPECS Vendor Nitto Manufacture Number B 123CrMo 25. 4 CP 42 Model Name B123 Cr. Mo. Track Category Handlebars