Munster - Ski Doo Gen 4 / Gen 5 Rail Brace RBS01B 

The Munster Ski-Doo rail brace system is a 3 piece brace that greatly strengthens the rails and prevents them from bending. The cross brace stabilizes the back section of the rails preventing bending from side to side, as well as up and down.

Comparability:

RBS01B - Ski-Doo Gen 5 - 154, 165 and 175 models;
Gen 4 - 154 and 165 models