This unique trailer design makes hauling your Topaz Uno a breeze! Simply roll on, secure, and go. It is easily managed by one person. The trailercan fit both Seitech and Dynamic dolly brands ***Trailers are shipped broken down and require assembly*** Lightweight design Easy to load and unload with rollers Brackets cradle dolly wheels in rear of trailer Front bracket supports bow to transfer weight to trailer Soft springs and sturdy frame absorb vibrations Fold up locking tongue stand Fits existing Seitech dollys Requires 1-7/8\