Very good
"Very good"
Couldn't load pickup availability

Ref: 7970335850662
Two high-precision sealed bearings per roller to facilitate transmission and prevent friction
Compatibility Brand : SHIMANO
Speeds : 11
Overall rating: 5.0 / 5 from 9 reviews.
Review topics: [].
"Very good"
"Shimano. No problem replacing it. Durable and functional. Probike efficient in delivery and lead time."
"Very good product"
"Simply top"
"very good as a replacement for the original rollers and very smooth gear change".
"Perfect replacement for the original rollers. Quiet, gears shift very well."
"Much smoother than the 105, Shimano quality, an appreciable gain."
"Quality. Rides on 105 . Improves passage"
"Nothing to report, simple and solid packaging, nice finish, used to replace dura ace 9070 rollers on my second bike."