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We recommend the S2 for most conditions and it tends to do best on harder tracks and older snow
This ski is the choice of those who are looking to enhance their training by reducing the fatique associated with hitting bumps in the road
We have been traveling with heavily loaded Sportube hard cases all over the world for years and have yet to have any issues
SM 165-190mm
and that's why the contact points on our bike are made specifically for kids
V2 ATRA Speed Reducer sli We recommend the S2 forThe ATRA (Advanced Training Resistance Aluminum) Speed Reducer has a machined aluminum bearing retainer for the best heat dissipation and strength. The lever actuated system has one neutral and four resistance positions that are easy to engage, whether for increasing resistance or for slowing the skis down when negotiating moderate downhills. Sold in pairs, it mounts to the front of each roller ski. For steep terrain, we recommend the use of a brake.
