Author RONIN Gravel Bike 54 cm Black

Author RONIN blends timeless steel aesthetics with modern gravel geometry. The triple-butted Cr-Mo frame absorbs vibrations naturally, ensuring comfort during long-distance rides. Equipped with a complete Shimano GRX 400 2x10 groupset and hydraulic disc brakes, it delivers confident shifting and braking control in all conditions.

Panaracer Gravel King SK Sport 700×38C tires roll fast on tarmac yet grip firmly on dirt roads, making RONIN perfect for mixed-surface touring. Designed for comfort, endurance, and adventure – this bike invites you to explore without limits.

Technical specifications

• Frame size: 54 cm

• Wheel size: 700C (28”)

• Rider height: 176–188 cm

• Frame material: triple-butted chromoly steel

• Fork: chromoly steel 700C

• Headset: PRESTINE 1-1/8”

• Drivetrain: Shimano GRX 400, 2×10

• Rear derailleur: Shimano GRX 400

• Front derailleur: Shimano GRX 400

• Shifters: Shimano GRX 400

• Crankset: Shimano GRX 600, 46/30T (172.5 mm)

• Cassette: Shimano HG500-10, 11–34T

• Chain: KMC X10

• Brakes: Shimano GRX 400, hydraulic disc 160 mm

• Hubs: QUANDO Road Disc, 32 holes

• Rims: JALCO SRD 21, 32 holes

• Tyres: Panaracer Gravel King SK Sport 700×38C

• Handlebar: PROMAX 420 mm

• Stem: AUTHOR alloy

• Grips: AUTHOR suede / gel

• Saddle: AUTHOR Guru

• Seatpost: AUTHOR alloy 27.2 mm

• Seat clamp: AUTHOR 29.8 mm

• Bike weight: 11.8 kg (size 54 cm)

• Colour: black

• Rider type: unisex

• Intended use: gravel / road

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