摘要 |
A modular snowmobile ski is provided with a base that has longitudinally extending retainers, as shown, slots, or longitudinally extending slidable engaging projections that will accept ribs, keels, and the like with complimentary retainers. Various types of center keels or ribs can be provided for changing the aggressiveness of the ski, that is, the amount the ski will bite into the snow. Stabilizing or tracking ribs also can be provided along the ski edges. The base of the ski is provided with retainers that will hold side extensions in place on the ski when desired.
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