Sprockets

Rennen was the first to introduce Integrated Chainring bolt nuts on our 110mm BCD chairings, Now you can get the same great innovation for our 104BCD 4 bolts. With our newest Chainring inovation you will never have to use a chainring wrench again. We...

Rennen was the first to introduce Integrated Chainring bolt nuts on our 110mm BCD chairings, Now you can get the same great innovation for our 104BCD 4 bolts. With our newest Chainring inovation you will never have to use a chainring wrench again. We...

Rennen was the first to introduce Integrated Chainring bolt nuts on our 110mm BCD chairings, Now you can get the same great innovation for our 104BCD 4 bolts. With our newest Chainring inovation you will never have to use a chainring wrench again. We...

Rennen Sprockets are precision machined from aircraft quality 7075-T6 Aluminum ( 83% stronger than 6061) and polished to a beautiful luster or available in Stealth Black, offering the highest performance at the right price. Rennen Chainrings are 3/16”...

Rennen Sprockets are precision machined from aircraft quality 7075-T6 Aluminum ( 83% stronger than 6061) and polished to a beautiful luster or available in Stealth Black, offering the highest performance at the right price. Rennen Chainrings are 3/16”...

Rennen Sprockets are precision machined from aircraft quality 7075-T6 Aluminum ( 83% stronger than 6061) and polished to a beautiful luster or available in Stealth Black, offering the highest performance at the right price. Rennen Chainrings are 3/16”...

Rennen Decimal Gearing is a breakthrough in gearing technology. We have developed Special Engineered Tooth profiles that allow us to manipulate the size of a existing gearing to make it slightly harder or easier depending on your needs for the track...

Rennen Decimal Gearing is a breakthrough in gearing technology. We have developed Special Engineered Tooth profiles that allow us to manipulate the size of a existing gearing to make it slightly harder or easier depending on your needs for the track...

Rennen Decimal Gearing is a breakthrough in gearing technology. We have developed Special Engineered Tooth profiles that allow us to manipulate the size of a existing gearing to make it slightly harder or easier depending on your needs for the track...

Rennen Decimal Gearing is a breakthrough in gearing technology. We have developed Special Engineered Tooth profiles that allow us to manipulate the size of a existing gearing to make it slightly harder or easier depending on your needs for the track...

Rennen Decimal Gearing is a breakthrough in gearing technology. We have developed Special Engineered Tooth profiles that allow us to manipulate the size of a existing gearing to make it slightly harder or easier depending on your needs for the track...

Rennen Sprockets are precision machined from aircraft quality 7075-T6 Aluminum ( 83% stronger than 6061) and polished to a beautiful luster or available in Stealth Black, offering the highest performance at the right price. Rennen Chainrings are 3/16”...