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Product | AUTHOR Ultima 24 2017 | Ronin SL 2023-24 | - | - |
Code | UA#42872901 | UA#42952002 | - | - |
Model card | link | link | - | - |
Size | 12.5" | 500, 520, 540, 560, 580 mm | - | - |
Frame | alloy 6061 24" (L) | triple butted cromoly REYNOLDS | - | - |
Front fork | hi-ten | AUTHOR carbon 1.5" tapered | - | - |
Head parts | PRESTINE 1-1/8" | PRESTINE Integrated 1.5" tapered | - | - |
Chain Wheel | PROWHEEL 32 teeth 152 mm cranks | SHIMANO GRX 600, 46-30 teeth, 172.5 / 175 mm cranks | - | - |
BBParts | VP COMP | SHIMANO BB-RS500, BB unit | - | - |
Rear derailleur | SHIMANO TX800 | SHIMANO GRX 810 | - | - |
Shifters | SHIMANO Revoshift (8) | SHIMANO GRX 600 (22) | - | - |
Free wheel | SHIMANO HG31-8 11-34 (8) | SHIMANO HG700-11, 11-34 (11) | - | - |
Chain | KMC Z72 | KMC X11 EL | - | - |
Hubs | QUANDO 32 holes | MAVIC Allroad UST Disc CL wheel set, 24 holes, 12 × 100 mm thru front axle, 12 × 142 mm rear axle | - | - |
Brakes | TEKTRO V | SHIMANO GRX 400, disc hydraulic (160 mm rotors) | - | - |
Brakes levers | TEKTRO plastic / alloy | SHIMANO GRX 600 | - | - |
Rims | alloy 32 holes | MAVIC Allroad UST Disc CL wheel set, 24 holes | - | - |
Spokes | steel | MAVIC | - | - |
Tires | 24" x 1.50" | PANARACER Gravel King SK aramid 700 × 38C (40-622) | - | - |
Pedals | resin | - | - | - |
Handlebar | steel 20 mm 580 mm | RITCHEY Road ErgoMax, 420 / 440 / 460 mm | - | - |
Grips | AUTHOR kratton rubber | - | - | - |
Stem | alloy | RITCHEY Comp 4-Axis | - | - |
Seat post | alloy (27.2) | RITCHEY Comp (27.2) | - | - |
Seat clamp | AUTHOR (31.8) | AUTHOR (29.8) | - | - |
Saddle | AUTHOR | AUTHOR Guru CR | - | - |
Speed | 8 | 22 | - | - |
Weight | 10,9 kg / 12,5" | 10,2 kg / 54 cm | - | - |
Front derailleur | - | SHIMANO GRX 810 | - | - |
Tapes | - | AUTHOR microfiber / gel | - | - |