Feature 1.Body-curve design. 2.Operator can choose tracking(pulling)or backpacking. 3.With pressure adjusting device. 4.Precise pressure gauge equiped. 5.Length adjustable,comfortable hand-touching. 6.Simply installed,easy operated. 7.With high quality and competitive price. Our service 1.Your inquiry related to our products or prices will be replied in 24hrs. 2.We have well-trained and experienced staffs to co-operation with you. 3.Protection of your sales area, ideas of design and all your private information. Contact us Tel:+86-574-27711186 Web:https://nbxikai.preview.alibaba.com Please contact us by click“trade manager”,we will reply you as soon as possible.