Middle Atlantic RKW 4-Wheel Kit (2 Locking) For RK/BRK Series Racks
RKW 4 wheel kit (2 locking) adds 2-3/4" to height
RKW-HD Heavy duty 4 wheel kit (2 locking) adds 3" height, 250 lb. weight capacity
RKW-HD Heavy duty 4 wheel kit (2 locking) adds 3" height, 250 lb. weight capacity
