Hi Charlie,
When it comes to trailer tongue mounted bike racks there really isn't much a of selection aside from the Jack-It 2 Bike Rack for A-Frame Trailers # LC429756 or using the Stromberg Carlson # CC-275 to mount a bike rack above the propane tanks. The Jack-It mounts to the trailer jack so depending on the style you have on the trailer you might run into compatibility issues. This rack can haul up to two bikes and has a per bike capacity of 40lbs.
The # CC-275 only clamps to the... view full answer...