| Selected Bikes |  Author Ultrasonic 27.5 2021-22
Brand: Model: |
 Opus Match
Brand: Model: |
Brand: Model: |
Brand: Model: |
| Speed | 11 | -- | ||
| Frame | Triple butted hydroformed alloy 6061 27.5" | Opus 6061 aluminum | ||
| Stem | AUTHOR alloy | Zoom aluminum 60 mm 30° | ||
| Handle Bar | AUTHOR Flat Top bar 9° 620 / 640 mm | Opus Junior 40mm rise | ||
| Fork | Front : RST F1RST 27.5 air, lock out (80 mm) | Opus 6061 aluminum | ||
| Seatpost | AUTHOR alloy (31.6) | Opus Junior | ||
| Grip | AUTHOR kratton rubber | Opus Kraton | ||
| Crankset | -- | Samox 1 piece | ||
| Pedals | Alloy | Resin flat | ||
| Chain | KMC X11 | KMC Z410A | ||
| Shifters | SHIMANO SLX (11) | -- | ||
| Saddle | AUTHOR Champion Author Navigator | Opus Junior | ||
| Headset | -- | Neco anti-spin | ||
| Derailleur Rear | SHIMANO SLX | -- | ||
| Hub Front | AUTHOR Xenon 32 holes | -- | ||
| Hub Rear | -- | Modus/Joytech | ||
| Spoke | Black stainless steel 2.0 mm | -- | ||
| Cassette | -- | 18 | ||
| Chainrings | -- | 28 | ||
| Bottom Bracket | PROWHEL BB unit | 9 pc steel |
| Front | CST B-Trail aramid 27.5" × 2.25" | Kenda K-50 16 x 2.125 | ||
| Rear | CST B-Trail aramid 27.5" × 2.25" | Kenda K-50 16 x 2.125 | ||
| Wheel / RIM | Rims :AUTHOR Xenon TRC 27.5 32 holes | Ace aluminum |
| Front | TEKTRO Gemini disc hydraulic (6" rotors) | HJ V-brake | ||
| Rear | TEKTRO Gemini disc hydraulic (6" rotors) | -- | ||
| Brake Lever | TEKTRO Gemini WS | HJ short reach |
| Front | -- | -- | ||
| Rear | -- | -- |
| Colors | -- | Pearl White Fire Fade |
| Length | -- | -- | ||
| Weight | 12 kg | 9 kg |
| Features | -- | - Proven 16-inch geometry - Lightweight 6061 aluminum frame and fork - Single-speed drivetrain - Equipped with front and rear V-brakes with youth specific levers - Stem pad and youth saddle |
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| Additional Details | SIZE :14", 16" HEAD PARTS: AUTHOR Integrated 1.5" tapered CHAIN WHEEL : PROWHEEL 32 teeth 165 / 170 mm cranks |
Size: 16" Adjustable / Removable training wheels Chainguard / Stem protector |
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