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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR Spirit 29 2020 | AUTHOR Matrix 24 2018 | - | - |
| Code | UA#42924202 | UA#42891001 | - | - |
| Model card | link | link | - | - |
| Size | 17", 19", 21" | 12.5' | - | - |
| Frame | hydroformed alloy 6061 29" | hi-ten 24' | - | - |
| Front fork | RST Aerial 29 TnL air lock out (100 mm) | ZOOM (40 mm) | - | - |
| Head parts | AUTHOR Integrated 1.5" tapered | PRESTINE 1-1/8' | - | - |
| Chain Wheel | SHIMANO M4000 40-30-22 teeth 170 / 175 mm cranks | PROWHEEL 42-34-24 teeth 152 mm cranks | - | - |
| BBParts | SHIMANO ES300 Octalink | VP COMP | - | - |
| Front derailleur | SHIMANO Alivio (34.9) | SHIMANO TY500 (28.6) | - | - |
| Rear derailleur | SHIMANO Alivio | SHIMANO TY21 | - | - |
| Shifters | SHIMANO Alivio (27) | SHIMANO Revoshift (18) | - | - |
| Free wheel | SHIMANO HG400-9 11-34 (9) | SHIMANO MF-TZ20 14-28 (6) | - | - |
| Chain | KMC Z9 | KMC Z33 | - | - |
| Hubs | QUANDO Disc 32 holes | steel 32 holes | - | - |
| Brakes | TEKTRO Auriga disc hydraulic (7" rotors) | TEKTRO V | - | - |
| Brakes levers | TEKTRO Auriga | TEKTRO plastic / alloy | - | - |
| Rims | AUTHOR Xenon Pro 29 32 holes | alloy 32 holes | - | - |
| Spokes | hi-ten black | steel | - | - |
| Tires | AUTHOR Rocket 29" x 2.10" | 24' x 1.75' | - | - |
| Pedals | AUTHOR alloy | resin | - | - |
| Handlebar | AUTHOR Flatbar 9° 700 / 720 mm | steel 20 mm 580 mm | - | - |
| Grips | AUTHOR Pro Lock | AUTHOR kratton rubber | - | - |
| Stem | AUTHOR alloy | alloy | - | - |
| Seat post | AUTHOR alloy (31.6) | alloy (25.4) | - | - |
| Seat clamp | AUTHOR (34.9) | AUTHOR (28.6) | - | - |
| Saddle | AUTHOR Navigator | AUTHOR | - | - |
| Speed | 27 | 18 | - | - |
| Weight | 14,4 kg /19" | 13,8 kg / 12,5' | - | - |
