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access this sheet top left or by joining our google group....................
https://groups.google.com/forum/#!forum/fastfitnesstips
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FFT OSPW Real World Marginal Gains
FFT OSPW Real World Marginal Gains
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>> helps you calculate your time saving when installing oversize rear pulley cage and bearings (OSPW)
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Type of bike event (road/gravel/TT)?Road
<< select ride type
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Enter your EVENT power (watts)369watts
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2
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Enter planned ride distance14.00mi
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2
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Your current weight (& units)71.0kg
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Enter average ride incline (%)5.1
% uphill grade
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Projected approx ride speed ..........................
24.70kph
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Projected approx ride time ..........................
0 hrs 54 mins 37 secs0 hrs 54 mins 37 secs
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automatically generated
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Raw Savings
Scaling Effect of OSPW savings
Converted to Secs Saved/Lost
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edit with caution
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-33g
weight
weight change estimate (grams)-33g-0.03 kph................>>>>-0 hrs 00 mins 01 secs
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default = -34automatically generated
-33g | -1.1616 ounces
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Rough watts
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1.41.3w
drivetrain
Drivetrain friction gains1.54................>>>>0 hrs 00 mins 13 secs
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default = 1.4automatically generated
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-0.15waeroAerodrag losses-0.08................>>>>-0 hrs 00 mins 01 secs
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default = -0.8automatically generated
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Cummulative change (a saving of...) 0 hrs 00 mins 11 secs
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38.35
Aero_clothing
Wore a skinsuit vs good fitting road kitNil
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6.8
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4.67
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3.8We invite you to Join:0.00
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2.4
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1.6
https://www.strava.com/clubs/fastfitnesstips
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1.4
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0.977
https://www.patreon.com/fastfitnesstips
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0.255
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15Share this sheet:
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11.5
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9.8https://fft.tips/surface0
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9.70
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8.66Related Sheets0
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7.650
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4.78https://fft.tips/pressure0
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5.50
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5.4https://fft.tips/tyre0
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3.20
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3.1Social Links0
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30
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2.8https://fft.tips/facebook00
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2.500
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2.33https://fft.tips/strava00
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2.200
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2.1https://fft.tips/instagram00
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1.900
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1.88https://fft.tips/twitter00
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1.800
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1.38https://fft.tips/youtube00
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1.2200
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1.1200
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0.96NilNil00
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0.77NilNil00
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0.75NilNil00
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0.62#REF!#REF!#REF!0
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0.51NilNil00
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0.47NilNil00
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0.38NilNil00
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0.22NilNil00
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0.18NilNil00
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44NilNil00
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19NilNil00
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17NilNil00
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11.1NilNil00
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4.21NilNil00
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4.55NilNil00
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5.1NilNil00
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2.7NilNil00
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0.432NilNil0
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7.77#REF!#REF!#REF!0
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1.89NilNil00
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0.42NilNil00
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0.123
Drivetrain
Optimized (waxed) cassette (see bit.ly/fftdrivetrain)NilNil00
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2.5
Drivetrain weight
Lightweight groupset (eg 2kg vs 2.5kg)use G30use G3000
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1.4
OSPW_Drivetrain
Oversize pulley cage (CS OSPW +1.4w - 0.8w +22g of aero loss)
#REF!#REF!#REF!0
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-0.8
OSPW_Aero
Oversize pulley cage (CS OSPW +1.4w - 0.8w +22g of aero loss)
#REF!#REF!#REF!0
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1x_Drivetrain
1x vs 2x (3.4w drivertain 1.64aero 330g)#REF!#REF!#REF!40
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1x_Aero
1x vs 2x (3.4w drivertain 1.64aero 330g)#REF!#REF!#REF!0
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9.999
Equipment Weight
Equipment weight gain or loss (eg 7kg to 9kg = 2kg) (Use G30 above)
use G30use G3000
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4.22MiscNot excessively rigid frameNilNil00
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0.05MiscGood headset bearings (low friction losses)NilNil00
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Rider size
Rider has large (with a slow CDA) vs smaller sizeNilNil00
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19.5
Rider weight
Rider weight changed (eg 4kg) (Use G30 above)use G30use G3000
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21.11
Tyres
[Level 1] Not using MTB tyres (eg road or CX tyres)NilNil00
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Tyres
[Level 2] Swapped to road tyres from cyclocross tyresNilNil00
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10.55
Tyres
[Level 3] Very best CRR road tyres vs normal road tyresNilNil00