Bearings are good however, one of mine had a bit of play, even with the bearing covers on snug and bolted into the mech. Also, having narrow-wide on BOTH wheels means that it can sometimes end up mis-aligned after I've been through a rough section, i suspect this is the reason the OE jockey wheels don't feature this on both.
Hello if your jockey w
Quality of the product is amazing but the jockeys will go out of sync with the chain when under a hard impact or whenever your chain slaps about. You have to stop and pull your derailleur every time you want to sort it out.
Superstar Comment: This can only happen if all the load comes off the chain and then a load of slack ontop which can only really happen if the mech is setup in