Speedhub Axle Disc
NO torque arm required, useful for full suspension frames with Horstlink type pivot - where Torque arm would not operate due to effective changing on chainstay length. Uses international disc mount fitting on frame. Available for TS or CC hubs.
These are suitable for the Surly Troll/Ogre and ECR dropout fittings
Note: Additional Speedbone required if using Disc brakes