CAMPAGNOLO RECORD Titanium 10-Sp. Mid- Cage Rear Derailleur RARE VERSION MINT August 31, 2024 admin This is the rare version in mint condition. This will ALMOST do the same job as a long cage, but you won’t be able to use a couple of the cross-over gears. For example: 53T chainring with 26 or 29 T cog. Or the 30T chainring with an 11 or 12 T cog.