A lot of brands prefer not to use open model aluminum alloy frames already designed by some frame factories, simply because the designs are lacking and because some other brand might do the same thing. Consumers today are much more resourceful and can easily identify these open model frames from factories across Asia.Brands are more keen to select open model tubes created by tubing manufacturers so that their frames can have more of a custom look, without having to pay up for the tooling costs involved with truly custom designed tubing.Contact Oerus if your brand is in need of assistance with bicycle frame design and development. We can help you find the right manufacturers for tubing should you require open model tubing as well as custom made tubes.