Shimano 9 Speed Jockey Wheel Set - High Grade - Deore XT Level YGroup_7033425952813 The tips open from 22mm

The tips open from 22mm to 0 (tips touching)

Fluoro Polymer Technology protects the frame and repels atmospheric pollutants

high durometer urethane bump stopper (between the RD and the dropout) was added to reduce impact noise

Finish Line prepackage three of their most helpful products to help you maintain your drivetrain

with an oversized head for fast cleaning of large areas

Shimano 9 Speed Jockey Wheel Set - High Grade - Deore XT Level YGroup_7033425952813 The tips open from 22mmShimano's Genuine 9 speed derailleur jockey wheels are available in different quality levels. Both are cross compatible. The High Grade wheels feature 1 x Ceramic bushing and 1 x sealed bearing. These are standard equipment in RD 6770 6700 A 6700 6600 6500 M772 M771 M770 M761 M760 M751 M750 M810 A M810 M806 M805 M801 M800 C910 T780 The Standard grade wheels are original equipment on RD 5701 5700 A 5700 5600 5501 5500 4601 4600 4500 4400 3500 3400 3300