Kuat NV Base 2.0 Add-On 2-Bike Rack 2in Matte Black. Expand your vehicles carry capacity (and your circle of friends) up to four bikes with the NV 2.0 Add-Ons. Specifications for Kuat Racks NV Base 2.0 Add-On 1-Bike Rack: Manufacturer: Kuat Racks Size: 2 in Weight: 5 lb Color: Black Rack Location: Hitch Carry Capacity: 2 Last Chance: Yes Features of Kuat Racks NV Base 2.0 Add-On 1-Bike Rack 1-Bike Add-On: Quick change from 2 to 3 bikes. 2-Bike Add-On: Quick change from 2 to 4 bikes. Compatible with 2in NV 2.0/Base 2.0. 3-bike rack is compatible up to 50lbs each. 4-bike rack is compatible up to 40lbs each. Holds wheelbases up to 50in and tires as large as 5in. Only one add-on can be used at a time. Package Contents: Kuat Racks NV Base 2.0 Add-On 1-Bike Rack Kuat BAO2B: NV Base 2.0 Add-On 2-Bike Rack 2in Matte Black