Shimano Spares CS-7900 sprocket spacer 2.35 mm

This spacer can only be used on the Shimano Dura-Ace CS-7900 10 speed cassette on the following ratios:

• 11-21T
• 11-23T
• 11-25T
• 11-27T
• 11-28T
• 12-23T
• 12-25T
• 12-27T

If this spacer is unavailable, then you can use the "B" match spacer from:

• Shimano Dura-Ace CS-7800
• Shimano Ultegra CS-6600

These cassettes will require the Shimano TL-LR15 Lock Ring Removal Tool.

"B" match: indicates that the parts are usable, but may be different (materials, finish, size & appearance).