Originally Posted by
Slaninar
11 speed is not compatible in road-MTB combination.
SRAM road 11 speed has almost the same spacing as Shimano road 11 speed.
For MTB they are both identical.
However, combining 11 speed MTB cassette with 11 speed road shifters won't work well (same as vice-versa combination).
I believe the cassettes have the same spacing. The difference is that an 11s MTB cassette fits on a standard 8/9/10 hub.