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| Image |  |  | - | - |
|---|---|---|---|---|
| Product | AUTHOR Smart 20 2020 | AUTHOR Unica 26 2021-22 | - | - |
| Code | UA#42920901 | UA#42933401 | - | - |
| Model card | link | link | - | - |
| Size | 10" | 16", 18" | - | - |
| Frame | alloy 6061 20" | alloy 6061 26" (L) | - | - |
| Front fork | RST Capa T 20 (50 mm) | RST Capa 26 T (80 mm) | - | - |
| Head parts | PRESTINE 1-1/8" | PRESTINE 1-1/8" | - | - |
| Chain Wheel | PROWHEEL 36 teeth 127 mm cranks | PROWHEEL 42-34-24 teeth 170 mm cranks | - | - |
| BBParts | VP COMP | VP COMP cartridge | - | - |
| Rear derailleur | SHIMANO TY21 | SHIMANO TY500 | - | - |
| Shifters | SHIMANO Revoshift (6) | SHIMANO (21) | - | - |
| Free wheel | SHIMANO MF-TZ500 14-28 (6) | SHIMANO MF-TZ510 14-34 (7) | - | - |
| Chain | KMC Z6 | KMC Z7 | - | - |
| Hubs | QUANDO 32 holes | QUANDO 36 holes | - | - |
| Brakes | TEKTRO V | TEKTRO V | - | - |
| Brakes levers | TEKTRO resin / alloy | SHIMANO | - | - |
| Rims | alloy 32 holes | alloy 36 holes | - | - |
| Spokes | hi-ten black | steel | - | - |
| Tires | 20" × 1.75" | AUTHOR Speed Master 26" × 2.00" | - | - |
| Pedals | resin | resin | - | - |
| Handlebar | hi-ten 20 mm 540 mm | steel 20 mm 640 mm | - | - |
| Grips | AUTHOR kratton rubber | AUTHOR high density foam | - | - |
| Stem | alloy | ZOOM alloy | - | - |
| Seat post | alloy (27.2) | alloy (31.6) | - | - |
| Seat clamp | AUTHOR (31.8) | AUTHOR (34.9) | - | - |
| Saddle | AUTHOR Pilot | AUTHOR | - | - |
| Speed | 6 | 21 | - | - |
| Weight | 10,6 kg /10" | 13,4 kg / 16" | - | - |
| Front derailleur | - | SHIMANO TY500 (34.9) | - | - |
