1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage 1/4 scale 6pdr field gun carriage