Check the listing for details. Profile Design ATTK XL Triathlon Bento Storage Box. Condition: New. Listed at 44.95 USD. BRAND NEW Profile Design ATTK XL. FREE SHIPPING to continental US only. The new Extra Large ATTK top tube storage allows you to fit even more of your preferred nutrition in a sleek package that tucks out of the wind behind the stem. ATTK XL is designed to improve aerodynamics while offering a streamlined storage solution. The uniquely designed shell allows cables to route straight through to the top tub. Mounting is simple and can mount onto most bike by using a direct top tube braze-ons on compatible bikes or using the supplied FPS Straps. Key FeaturesThe ATTK XL offers easy access with flexible materials and extensive cutouts. It offers a large carrying capacity in a sleek package.Can be mounted with FPS straps or bolts.SpecsConstruction: Plastic and molded rubberCapacity: 229.66cm3Length: 305mmWidth: 42mmColor: BlackIncludes: FPS StrapsWeight: 125g w/o bolts