Mountain drive BCD 110/BCD 130 |
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Development: 250% |
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Gears: 1:1 and 2.5:1 reduction gear ratio |
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Bottom bracket: BSA: 68-72mm width (broader axes on premise) |
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Chain wheel acceptance: - Chain wheel star with BCD 110mm - Chain wheel star with BCD 130mm |
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Crank acceptance: square JIS (Japanese Industry Standard) |
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Colour: black |
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Torsional acceptance cone rings with 45 degree angle and equivalent slotted nuts - Aluminium rings (for steel framework) - Steel rings (for aluminium framework) |
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Torsional support: Option instead of the cone rings (no bottom bracket milling; will be fixed at the chain stay) |
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Delivery: The Gear drive/ box will be delivered fully assembled with the chain wheel and crank of your choice |
Mountain drive 27 teeth Chain wheel |
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Development: 250% |
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Gears: 1:1 and 2.5:1 reduction gear ratio |
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Bottom bracket: BSA: 68-72mm width (broader axes on premise) |
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Chain wheel: 27chain wheel |
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Crank acceptance: Square JIS (Japanese Industry Standard) |
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Colour: black |
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Torsional acceptance: cone rings with 45 degree angle and equivalent slotted nuts - Aluminium rings (for steel framework) - Steel rings (for aluminium framework) |
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Torsional support: Option instead of the cone rings (no bottom bracket milling; will be fixed with torque arm at the chain stay) |
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Delivery: The Gear drive/ box will be delivered fully assembled with the chain wheel and crank of your choice |
Chain wheels BCD 110mm - Aluminium |
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Acceptance: 5 hole, BCD 110mm |
Tooth number: 42T, 44T, 46T, 48T, 50T, 52T, 53T |
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Material: Aluminium 7075/T6 |
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Colour: silver |
Chain wheels BCD 110mm - Steel |
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Acceptance: 5 hole, BCD 110mm |
Tooth number: 34T, 36T, 38T, 40T |
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Material: Steel |
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Colour: black |
Chain wheels BCD 130mm - Aluminium |
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Acceptance: 5 hole, BCD 130mm |
Tooth number: 38T, 40T, 42T, 44T, 46T, 48T, 50T, 52T, 54T, 56T, 60T, 65T, 70T, 75T |
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Material: Aluminium 7075 |
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Colour: silver |
Spiders |
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Gear box: mountain drive |
Types: BCD 110 or BCD 130 |
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Material: Steel or aluminium |
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Colour: black |
mountain drive - Cargo |
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Implementation: Cargo: chain wheel star bolted 8 times |
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Development: 250% |
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Gears: 1:1 and2.5:1reduction gear ratio | |
Bottom bracket: BSA: 68-72mm width (broader axes on premise) |
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Chain wheel acceptance: - Chain wheel star with BCD 110mm |
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Crank acceptance: Square JIS (Japanese Industry Standard) |
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Colour: black/chrome |
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Torsional support: Yes (no bottom bracket milling; will be fixed at the chain stay) |
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Delivery: The Gear drive/ box will be delivered fully assembled with the chain wheel and crank of your choice |