Author Ultrasonic 27.5 2021-22 vs Opus Orpheo 4

Compare Specifications of Author Ultrasonic 27.5 2021-22 and Opus Orpheo 4

Selected Bikes

Author Ultrasonic 27.5 2021-22
Author Ultrasonic 27.5 2021-22

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Opus Orpheo 4
Opus Orpheo 4

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Model:

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Model:

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Technical Specifications
Speed 11 --
Frame Triple butted hydroformed alloy 6061 27.5" Meta 20 aluminum
Stem AUTHOR alloy Promax
Handle Bar AUTHOR Flat Top bar 9° 620 / 640 mm Alloy 12 mm rise
Fork Front : RST F1RST 27.5 air, lock out (80 mm) Steel tapered 1-1/4 to 1-1/8 in
Seatpost AUTHOR alloy (31.6) Promax alloy 27.2 x 300
Grip AUTHOR kratton rubber Velo ERGO dual density
Crankset -- Shimano FC-TY301
Pedals Alloy FPD NW-247
Chain KMC X11 KMC-Z8.3
Shifters SHIMANO SLX (11) Shimano ST-EF500 3x8
Saddle AUTHOR Champion Author Navigator Opus City
Headset -- FSA Orbit integrated sealed
Derailleur Front -- Shimano Tourney
Derailleur Rear SHIMANO SLX Shimano Tourney
Hub Front AUTHOR Xenon 32 holes --
Hub Rear -- Joytech
Spoke Black stainless steel 2.0 mm --
Cassette -- Shimano 11-30
Chainrings -- 42-34-24
Bottom Bracket PROWHEL BB unit Shimano sealed cartridge
Tyres
Front CST B-Trail aramid 27.5" × 2.25" Kenda Kwick Tendril 700 x 35
Rear CST B-Trail aramid 27.5" × 2.25" Kenda Kwick Tendril 700 x 35
Wheel / RIM Rims :AUTHOR Xenon TRC 27.5 32 holes Weinmann X-Star 19D
Brakes
Front TEKTRO Gemini disc hydraulic (6" rotors) Tektro MD-U310 mechanical disc
Rear TEKTRO Gemini disc hydraulic (6" rotors) --
Brake Lever TEKTRO Gemini WS Shimano
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Dusk Blue


Physical Specs
Length -- --
Weight 12 kg 12 kg
Overview
Features -- - Sporty Progressive Geometry for performance and comfort
- Alloy frame
- Shimano 3x8 drivetrain
- Disc brakes
- Internal cable routing
Additional Details SIZE :14", 16"
HEAD PARTS: AUTHOR Integrated 1.5" tapered
CHAIN WHEEL : PROWHEEL 32 teeth 165 / 170 mm cranks
Size : XS-S-M-L-XL
Front and rear-rack and fender ready

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