Optic C7.1

2017 Optic C7.1

Specs

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Specs

FrameOptic Trail frame 120mm travel
ForkFox 34 Float Factory 650B Boost 110x15mm 130mm travel
Rear ShockFox Float Factory DPS SV w/EVOL 3 position adjust w/Kashima
Seat PostRockshox Reverb stealth 31.6 mm
Seat Post ClampNorco Design
Shifter CasingN/A
SaddleSDG Circuit Mtn with chromoly rails
HeadsetCane Creek 40 Series
Headset SpacerN/A
Top CapN/A
StemRace Face Turbine 35 60mm length
HandlebarRace Face NEXT carbon 760mm width
GripsSDG ODI USA lock on grips
Front BrakeSram Guide Ult hydrauilic disc w/180mm rotor
Chain TensionerN/A
Rear BrakeSram Guide Ult. hydrauilic disc w/160mm rotor
Brake LeversSram Guide Ultimate
Brake Cable CasingN/A
Brake RotorsN/A
Front HubDT Swiss XCM 1200 15x100mm
Front Hub SkewerN/A
Rear HubDT Swiss XMC 1200 148x12mm
Rear Hub SkewerN/A
Spokes/NipplesDT wheelset
RimsDT XMC 1200 Carbon 650B wheelset
TiresSchwalbe Nobby Nic 650Bx2.25 / Racing Ralph 650Bx2.25 EVO liteskin
TubesN/A
Shifter FrontN/A
Shifter RearSram X1 11sp
Front DerailleurN/A
Rear DerailleurSram XX1
CassetteSram XG 1175 11sp 10-42T
CranksetRace Face Next SL carbon 32T
Bottom BracketRace Face Pressfit BB92
PedalsN/A
ChainSram CN PC X1 11sp

Geometry

Front Travel (mm)XS130mmS130mmM130mmL130mmXL130mm
Rear Travel (mm)XS120mmS120mmM120mmL120mmXL120mm
Seat tube length (centre to top)XS380S410M445L485XL530
Head tube angleXS68S68M68L68XL68
Theoretical (horz) top tube lengthXS532S562M592L622XL652
Head tube lengthXS99S109M119L129XL139
Fork length (axle to crown)XS518S518M518L518XL518
Bottom bracket rise/dropXS-18S-18M-18L-18XL-18
Bottom bracket heightXS334S334M334L334XL334
WheelbaseXS1080S1111M1142L1174XL1205
Rear Centre (chainstay length)XS420S425M430L435XL440
Front CentreXS660S687M713L739XL765
Effective seat tube angleXS75.9S75.5M75L74.5XL74.1
ReachXS388S410M433L455XL478
StackXS575S584M593L602XL612
Stand over heightXS750S750M750L760XL780
Crank LengthXS170S170M175L175XL175
Bar WidthXS760S760M760L760XL760
Stem LengthXS60S60M60L60XL60
XSSMLXL
650B650B650B650B650B
Front Travel (mm)
130mm
Rear Travel (mm)
120mm
Seat tube length (centre to top)
380410445485530
Head tube angle
68
Theoretical (horz) top tube length
532562592622652
Head tube length
99109119129139
Fork length (axle to crown)
518
Bottom bracket rise/drop
-18
Bottom bracket height
334
Wheelbase
10801111114211741205
Rear Centre (chainstay length)
420425430435440
Front Centre
660687713739765
Effective seat tube angle
75.975.57574.574.1
Reach
388410433455478
Stack
575584593602612
Stand over height
750750750760780
Crank Length
170170175175175
Bar Width
760
Stem Length
60
XSSMLXL
Wheel Size650B650B650B650B650B
Front Travel (mm)
130mm
Rear Travel (mm)
120mm
Seat tube length (centre to top)380410445485530
Head tube angle
68
Theoretical (horz) top tube length532562592622652
Head tube length99109119129139
Fork length (axle to crown)
518
Bottom bracket rise/drop
-18
Bottom bracket height
334
Wheelbase10801111114211741205
Rear Centre (chainstay length)420425430435440
Front Centre660687713739765
Effective seat tube angle75.975.57574.574.1
Reach388410433455478
Stack575584593602612
Stand over height
750
760780
Crank Length
170
175
Bar Width
760
Stem Length
60