Public C8i Alfine Disc vs Viathon R.1 105

Compare Specifications of Public C8i Alfine Disc and Viathon R.1 105

Selected Bikes

Public C8i Alfine Disc
Public C8i Alfine Disc

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Viathon R.1 105
Viathon R.1 105

Brand:

Model:

Brand:

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Brand:

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Technical Specifications
Frame PUBLIC 4130 100% Chromoly steel, with fender and rack braze-ons, integrated kickstand bracket VIATHON R.1 ROAD FRAME FULL CARBON
Stem High polished alloy, threadless, +/- 10 degree rise, 25.4 clamp (80 mm for S/M; 100 mm for M/L) ZIPP SERVICE COURSE, 31.8 MM, 6°, 110 MM
Handle Bar PUBLIC Brunch handlebar, alloy, 570 mm wide ZIPP SERVICE COURSE 70 ERGO
Fork PUBLIC 4130 100% Chromoly steel unicrown disc fork, with fender and rack braze-ons VIATHON R.1 ROAD FORK FULL CARBON
Seatpost Kalloy Alloy micro-adjust high polish 27.2 mm x 350 mm length, with integrated clamp ZIPP SERVICE COURSE, 27.2 MM, 350 MM
Grip PUBLIC Slender Grip, with alloy clamps --
Crankset Shimano Alfine S501 Crankset, 39T, 170 mm SHIMANO 105 FC-R7000 50-34T
Pedals Wellgo alloy platform pedal, with rubber pads, 9/16" axle --
Chain -- SHIMANO CN-HG601-11
Shifters Shimano Alfine Rapidfire trigger shifters for 8-speed internal hub SHIMANO 105 ST-R7020
Saddle PUBLIC Premium Comfort Saddle, 221 mm wide, with brass rivets, coil springs, and saddlebag hooks FIZIK ANTARES R5
Headset 1 1/8" threadless, steel --
Derailleur Front -- SHIMANO 105 FD-R7000
Derailleur Rear -- SHIMANO 105 RD-R7000
Hub Front Shimano Alfine 8-speed internal hub with disc mount --
Hub Rear Formula alloy hub with quick-release axle --
Spoke Stainless steel 14G --
Cassette -- SHIMANO 105 CS-R7000 11-28T
Bottom Bracket -- ROTOR PRESS FIT 4624
Stand Massload alloy center mount Kickstand --
Tyres
Front Kenda Kwest, 700 x 35c, 60TPI, Cream CONTINENTAL ULTRA SPORT II, 700 X 25
Rear Kenda Kwest, 700 x 35c, 60TPI, Cream CONTINENTAL ULTRA SPORT II, 700 X 25
Wheel / RIM Painted to match, alloy double wall, 32H MAVIC AKSIUM DISC CENTERLOCK
Tube Presta, 48 mm vallve --
Brakes
Front Shimano MT-200 hydraulic disc brake, Deore SM-RT86 160 mm rotors SHIMANO SM-RT70 160 MM
Rear Shimano MT-200 hydraulic disc brake, Deore SM-RT86 160 mm rotors SHIMANO SM-RT70 160 MM
Brake Lever 3-finger steel levers SHIMANO 105 ST-R7020
Suspension
Front -- --
Rear -- --
Colors Available
Colors Rose Gold Copper
Silver


Physical Specs
Length -- --
Weight 15 kg --
Overview
Features -- - Shimano 105 components deliver affordable refinement
- Mavic Aksium wheels deliver speed and durability
- Internal cable routings reduce aerodynamic drag
- Zipp Service Course alloy bar and stem offer precision and strength
Additional Details Chain guard : Painted to match, alloy
Fenders : Polished silver alloy full fenders
Frame Size :
Small-Medium : 41cm
Medium-Large : 51cm
Sizes : 52, 54, 56, 57.5, 59
Front Axle : 12MM X 100MM QUICK RELEASE THRU-AXLE
Rear Axle : 12MM X 142MM QUICK RELEASE THRU-AXLE
Inner Tubes : KENDA PRESTA
Bar Tape : FIZIK WHITE

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