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New FastFitness Shop is Open 🏬
https://www.cyclingapps.net/shop/shop-front/
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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)295watts
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2
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Enter planned ride distance40.00km
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Your current weight (& units)68.0kg
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Enter average ride incline (%)0.55
% uphill grade
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Projected approx ride speed ..........................32.70kph
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Projected approx ride time ..........................1 hrs 13 mins 18 secs1 hrs 13 mins 18 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
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>>>>-0 hrs 00 mins 02 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 gains1.33
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>>>>0 hrs 00 mins 10 secs
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default = 1.4automatically generated
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-0.15waeroAerodrag losses-0.23
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>>>>-0 hrs 00 mins 02 secs
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default = -0.8automatically generated
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Cummulative change (a saving of...) 0 hrs 00 mins 07 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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3.8
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2.4
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1.6
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1.4
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0.977
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0.255
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15
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11.5
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9.80
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9.70
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8.660
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7.650
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4.780
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5.50
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5.40
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3.20
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3.10
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30
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2.800
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2.500
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2.3300
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2.200
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2.100
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1.900
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1.8800
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1.800
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1.3800
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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 G30
use 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 G30
use 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 G30
use G3000
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21.11Tyres[Level 1] Not using MTB tyres (eg road or CX tyres)NilNil00
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13Tyres
[Level 2] Swapped to road tyres from cyclocross tyres
NilNil00
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10.55Tyres
[Level 3] Very best CRR road tyres vs normal road tyres
NilNil00