![Shimano's Ultegra R8000 crankset with 46/36 chain rings is still the best option for a cyclocross double, but it won't work with the GRX front derailleur. - Cyclocross Magazine - Cyclocross and Shimano's Ultegra R8000 crankset with 46/36 chain rings is still the best option for a cyclocross double, but it won't work with the GRX front derailleur. - Cyclocross Magazine - Cyclocross and](https://www.cxmagazine.com/wp-content/uploads/2019/10/ifcr8000dx66.jpg)
Shimano's Ultegra R8000 crankset with 46/36 chain rings is still the best option for a cyclocross double, but it won't work with the GRX front derailleur. - Cyclocross Magazine - Cyclocross and
![Shimano Ultegra FC-R8000 Crankset - 165mm, 11-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black : Sports & Outdoors - Amazon.com Shimano Ultegra FC-R8000 Crankset - 165mm, 11-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black : Sports & Outdoors - Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/41tf-KUVzrL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFIVE%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA339%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Shimano Ultegra FC-R8000 Crankset - 165mm, 11-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Black : Sports & Outdoors - Amazon.com
![Funston's bike features a Shimano Ultegra 6800 crankset with 36/46 rings. He used Time XC8 mountain bike pedals. 2018 Cyclocross National Championships. © C. Lee / Cyclocross Magazine - Cyclocross Magazine - Funston's bike features a Shimano Ultegra 6800 crankset with 36/46 rings. He used Time XC8 mountain bike pedals. 2018 Cyclocross National Championships. © C. Lee / Cyclocross Magazine - Cyclocross Magazine -](https://www.cxmagazine.com/wp-content/uploads/2018/01/2018-cylcocross-nationals-scott-funston-bike-junior-men-DSC_0890-cxmagazine-clee_1.jpg)