Ghost square cross 4 city bikeghost has tweaked their square cross to be equally at home in the city and in the country a fully fledged crossover bike the bike is quick and smooth rolling on the asphalt and confident and comfortable on gravel roads it is built around the stiff shapely frame that paves the way in terms of design and construction with its simplicity and high quality featuresframeset framesquare cross 28 alloy al forksrst viv air 60mmgroupset chainsetshimano fc t4010