When your solo ride turns into a weekend expedition with friends, the NV 2.0 Add-On lets you increase the NV 2.0 carrying capacity from two to four bikes in less time than it takes your friends to decide who gets to sit up front. - Adjustable front tire cradle system - Fully integrated cable locks - Trail Doc compatible - Front tire ratchet design with an intuitive release - Rear tire strap features a co-molded strap to protect wheels - Premium gloss metallic powder with water transferred logos - Compatible with 2" NV 2.0 - Increases 2" NV 2.0 carrying capacity to 4 bicycles weighing up to 40 - pounds each - Holds wheelbases up to 48" and tires as large as 4.8" - Quick change from 2 to 4 bikes