The new Rottefella NIS Auto Touring combi replaces the venerable T3 and T4. Compatible with the NIS system ski. The new Touring Combi is optimized for both classic and skate styles. Skis and bindings are shipped unmounted and unadjusted. Skis, boots and bindings including track mounted bindings must be installed, adjusted and tested as a complete system by a qualified ski technician prior to use. Please contact our Customer Service Department at 888.463.6367 for help locating one of our stores that can perform the mounting service..