This 100 fact carbon fibre cage weighs less than 20 grams and is compatible with swat accessories for tool and storage integrationswat technology design allows for storage and tool integrationfact carbon construction for a perfect fusion of strength and light weightsuper low bottle position improves aerodynamicstuned compression design allows for secure bottle retention with easy inout accessibilityaccepts emt cage mount mtb or road toolaccepts mtb xc kit storage box on applicable epic