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When chain-drive "safety" bikes came in, the same system was used, multiplying the drive wheel diameter by the sprocket ratio. It is very easy to calculate: the diameter of the drive wheel, times the size of the front sprocket divided by the size of the rear sprocket. This gives a ...
When chain-drive "safety" bikes came in, the same system was used, multiplying the drive wheel diameter by the sprocket ratio. It is very easy to calculate: the diameter of the drive wheel, times the size of the front sprocket divided by the size of the rear sprocket. This gives a ...
If use single chainring, max 42T (corresponding chainline=49.7mm ). If use double chainring, max 54/42T (chainline=43.5mm).min 46-30T (chainline=47mm) Brake mount type Shimano flat mount disc brake (disc brake bolts length 43.2mm) ...
s a gear range of over 500%. The catch is that those are for single chainring drivetrains, also called 1X. All the shifting is in the cassette, so it needs to have a wide range. The only way to get that kind of range before was to use a triple chainring crankset. Why choose ...
Chain:SRAM SX Eagle (12-Speed) Pedals:- Saddle:Niner Custom w/ Chromoly Rails Seatpost:Niner RDO Alloy Rims:Niner Alloy (30mm Inner Width) (Tubeless Ready) Front Hub:Niner Alloy Rear Hub:Niner Alloy Spokes:Steel J-Bend Front Tire:Maxxis Minion DHF (29 x 2.5") (Tubeless) ...