The wheel trays are adjustable for length and to allow the bikes to be mounted slightly offset so they don't bang into each other

and other Shimano direct-mount systems

which give you ultimate protection

Installation requires a Bottom Bracket/Headset Press

Ergon SM Enduro MTB Saddle - Stealth Black - Cr-Mo Rails - S-M 135mm algolia-ignore The wheel trays are adjustableOn the success of the Ergon SM saddles, Ergon noticed an area they could improve upon for those Enduro riders out there that are chasing a slim and flat overall shaped saddle that also allows for maximum freedom of movement in challenging terrain. The Ergon SM Enduro MTB Saddle is just that. A perfectly balanced saddle for all day efforts on the bike. Who's this item for: Any rider that is chasing a comfortable saddle that still offers freedom of