WITTER ZX-204 4-Bike Cycle Carrier with Tilt feature (Bolt On). The Bike Guy is pleased to be a dealer for UK based Witter Towbar Cycle Carriers. Witter, one of the countries leading towbar suppliers/fitters have now developed a range of cycle carriers that are not only well made, but well thought out too. With a solid Bolt-On design to attach your rack securely to the towball.Solid clamping arms mean the bikes are super stable and the awesome tilt feature means that even when the rack is fully loaded you can tilt it away from the car to get into the boot. Cycle Carrier OVERVIEW: The ZX204 platform style cycle carrier from Witter takes up to four cycles of any size including a childs. The carrier clamps to a UK towball using an adjuster screw. The platform will fold down allowing access to the car luggage compartment. Check out my other items. The item "WITTER 4 Bike Towbar mounted Cycle carrier- BIKE TILT Feature BOLT ON" is in sale since Wednesday, April 20, 2016. This item is in the category "Sporting Goods\Cycling\Car Racks". The seller is "thebikeguy-chester" and is located in Chester. This item can be shipped to United Kingdom.