Wheel measurer is ideal for indoor and outdoor measuring on smooth, hard surfaces making it perfect for  real estate appraisers, law enforcement, construction or landscaping workers and homeowners alike. The measuring wheel is lightweight and ergonomic, making it portable and easy to use. We have cloth bag to make it easy carry. And add cartox box when transport to protect them well. Quantity is enough some design can be customized. Buy wheel measurer at best factory price in Chengdu RongXiang Technology Co.,Ltd specilizing in manufacturing traffic safety equipments.