Designed for light duty trailer axle service and wheel hub replacement, the Carry On Trailer 150T Hub Kit provides a complete hub assembly for trailers utilizing a 4 bolt wheel pattern and 1 1/16 in spindle. The assembly comes with preinstalled bearings and essential installation hardware, making maintenance and repairs faster and more convenient. Its durable metal construction is engineered for trailers with an axle capacity of up to 1250 lb.