air snorkels especially adapted for vehicles; steel, alloy and polymer parts for vehicles, namely, bull bars, side rails and rear bars for protecting vehicles; cargo barriers especially adapted to fit in vehicles; carriers in the nature of holders for automobile spare wheels; land vehicle parts, namely, tire chains; canopies especially adapted for utility vehicles; differential locks, air operated differential locks, locking differentials all of which are especially adapted for use with land vehicles; freewheeling hubs for vehicle wheels; fender flares for vehicle wheel arches; automotive structural parts, namely, fuel tanks ; protectors and guards especially adapted for vehicle body parts; roof racks and pack racks for vehicles; recovery equipment especially adapted for vehicles in the nature of tow hooks; shock absorbers and suspension springs all of which are for vehicles; tow bars for vehicles; steps for attachment to motor vehicles, including side steps and rear steps