Universal Bones Trunk Mount Bike Rack by Saris®. Bike Attachment Type: Frame. More than just a good looking rack. There is a place where function and form collide. Where practical becomes practically gallery – worthy. And this is the place where the Bones rack was conceived by Saris and famed Italian designer Fabio Pedrini. Awarded 4.5 out of 5 stars from Bicycling Magazine, Bones has proven that it’s more than just another rear – mounted car rack, it’s a tested statement of style, design, convenience and durability.