CHAINRINGS

 Made in the USA from 6061-T6 aluminum alloy, Cosine Chainrings are round and true They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38...

 Made in the USA from 6061-T6 aluminum alloy, Cosine Chainrings are round and true They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38 to 45-teeth 104mm 4-bolt 43T 6061AL 11749 Black 1sp StandardUPC/EAN/GTIN: 639266089889

 Made in the USA from 6061-T6 aluminum alloy, Cosine Chainrings are round and true They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38...

 Made in the USA from 6061-T6 aluminum alloy, Cosine Chainrings are round and true They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38 to 45-teeth 104mm 4-bolt 44T 6061AL 11749 Black 1sp StandardUPC/EAN/GTIN: 639266089896

 Made in the USA from 6061-T6 aluminum alloy, Cosine Chainrings are round and true They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38...

 Made in the USA from 6061-T6 aluminum alloy, Cosine Chainrings are round and true They fit 104 BCD four-bolt cranks and are available in black anodized with laser-etched graphics from 38 to 45-teeth 104mm 4-bolt 45T 6061AL 11749 Black 1sp StandardUPC/EAN/GTIN: 639266089902

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch14T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319002121

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch15T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319001902

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch16T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319001919

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch17T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319001926

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch18T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319001933

Reinforced Bosch Z18 heavy duty chainring1/2` x 1/8`Bosch18T3.1mmBlack1/2x1/8`StandardUPC/EAN/GTIN: 4041319002848

Reinforced Bosch Z18 heavy duty chainring1/2` x 1/8`Bosch18T3.1mmBlack1/2x1/8`StandardUPC/EAN/GTIN: 4041319002848

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch19T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319001940

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch20T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319001957

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect...

Replacement sprockets for use with Bosch E-bike drivetrainsHigh quality manufacturing and hardening processes make the Connex sprockets for Bosch `new era` E-bike series extremely resistantPerfect for the Performance Line CX, Performance Line and Active Line drive systems1/2` x 3/32`Bosch22T1.9mmSilver1/2x3/32`StandardUPC/EAN/GTIN: 4041319002732

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL...

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt32TBlackStandardUPC/EAN/GTIN: 4041319003081

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL...

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt34TBlackStandardUPC/EAN/GTIN: 4041319003098

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL...

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt36TBlackStandardUPC/EAN/GTIN: 4041319003104

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL...

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt38TBlackStandardUPC/EAN/GTIN: 4041319002800

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL...

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt40TBlackStandardUPC/EAN/GTIN: 4041319002817

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL...

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt42TBlackStandardUPC/EAN/GTIN: 4041319002824

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL...

104mm - 4 bolt E-bike chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt44TBlackStandardUPC/EAN/GTIN: 4041319002831

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBla...

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt34TBlackNarrow/WideUPC/EAN/GTIN: 4041319003166

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBla...

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt36TBlackNarrow/WideUPC/EAN/GTIN: 4041319003173

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBla...

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt38TBlackNarrow/WideUPC/EAN/GTIN: 4041319003180

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBla...

104mm - 4 bolt E-bike Narrow/Wide chainrings for use with Bosch-III, Yamaha, Brose and Bafang E-bike drivetrainsHigh quality hardened construction offers a better than original replacement/upgradeBlack KTL coating104mm 4-bolt42TBlackNarrow/WideUPC/EAN/GTIN: 4041319003197

Direct mount steel chainrings for use with Bosch Gen4 equipped E-BikesFSA megatooth profile teeth for positive chain retention and performanceFor use with boost 148 spacingCompatible with all 9, 10,...

Direct mount steel chainrings for use with Bosch Gen4 equipped E-BikesFSA megatooth profile teeth for positive chain retention and performanceFor use with boost 148 spacingCompatible with all 9, 10, and 11 speed chains as well as Sram 12s Eagle chains Not compatible with Shimano 12s chains or Sram 12s Road chainsDirect Mount34TSteelBosch Gen4BlackNarrow/WideUPC/EAN/GTIN: 840031064158

FSA`s steel megatooth 4 bolt chainrings are perfect for MTB and E-MTB bikes with heavy-footed power ridersLong tooth profile enhances chain retentionThick Thin tooth design for maximum chain...

FSA`s steel megatooth 4 bolt chainrings are perfect for MTB and E-MTB bikes with heavy-footed power ridersLong tooth profile enhances chain retentionThick Thin tooth design for maximum chain engagementCompatible with all 9, 10, and 11 speed chains as well as Sram 12s Eagle chains Not compatible with Shimano 12s or Sram 12s road chains104mm 4-bolt34TSteelBlackNarrow/WideUPC/EAN/GTIN: 840031065247

FSA`s steel megatooth 4 bolt chainrings are perfect for MTB and E-MTB bikes with heavy-footed power ridersLong tooth profile enhances chain retentionThick Thin tooth design for maximum chain...

FSA`s steel megatooth 4 bolt chainrings are perfect for MTB and E-MTB bikes with heavy-footed power ridersLong tooth profile enhances chain retentionThick Thin tooth design for maximum chain engagementCompatible with all 9, 10, and 11 speed chains as well as Sram 12s Eagle chains Not compatible with Shimano 12s or Sram 12s road chains104mm 4-bolt36TSteelBlackNarrow/WideUPC/EAN/GTIN: 840031065230

Replacement chromoly drive sprockets for Bosch E-BikesDurable chromoly construction ensures dependibility and long wear characteristicsBosch E-Bike19TChromolyBlackStandardUPC/EAN/GTIN: 766759000134 ...

Replacement chromoly drive sprockets for Bosch E-BikesDurable chromoly construction ensures dependibility and long wear characteristicsBosch E-Bike19TChromolyBlackStandardUPC/EAN/GTIN: 766759000134

Replacement chromoly drive sprockets for Bosch E-BikesDurable chromoly construction ensures dependibility and long wear characteristicsBosch E-Bike20TChromolyBlackStandardUPC/EAN/GTIN: 766759000141 ...

Replacement chromoly drive sprockets for Bosch E-BikesDurable chromoly construction ensures dependibility and long wear characteristicsBosch E-Bike20TChromolyBlackStandardUPC/EAN/GTIN: 766759000141

Replacement E-Bike chainrings for Bosch Gen 3 and 4 drivetrainsNew tooth design provides vastly improved chain retention and interfaceGen 3 and 4 available in multiple tooth counts, and multiple...

Replacement E-Bike chainrings for Bosch Gen 3 and 4 drivetrainsNew tooth design provides vastly improved chain retention and interfaceGen 3 and 4 available in multiple tooth counts, and multiple chainlines for Gen 4 chainringsDirect Mount38TBlack1/2x11/128`Standard3mmUPC/EAN/GTIN: 766759000370

Replacement E-Bike chainrings for Bosch Gen 3 and 4 drivetrainsNew tooth design provides vastly improved chain retention and interfaceGen 3 and 4 available in multiple tooth counts, and multiple...

Replacement E-Bike chainrings for Bosch Gen 3 and 4 drivetrainsNew tooth design provides vastly improved chain retention and interfaceGen 3 and 4 available in multiple tooth counts, and multiple chainlines for Gen 4 chainringsDirect Mount44TBlack1/2x11/128`Standard3mmUPC/EAN/GTIN: 766759000448