Trixie 12817 Jogger Conversion Kit f. Bicycle trailers

Conversion from a bicycle trailer to a jogging buggy Front wheel with 360 degree joint Parking brake Ideal comfort while travelling, also on uneven terrain Non-slip handle, Size: Large Note: The article mentioned is a conversion kit for a bicycle trailer. This means that this product is just an extension of Trixie Bicycle Trailer(which is a different product altogether).The two rear wheels are part of the bicycle trailer and are therefore not included in the conversion kit.