Blessing to round bar drum roll holder in turn benefit stainless steel drum roller belt sprocket roller outer diameter of 40mm, 8mm nylon caster omnidirectional robot wheel, Fuk Loi round factory direct blessing to round hexagonal, Fuk Loi round, is Tong machinery by the Ning County is Tong Machinery Plastic Limited. Allen's blessing to the wheel, Fuk Loi round, is Tong Tong machinery is Ningjin positive Machinery Plastic Co., Ltd. (www.dzztjx.com) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, contact: song manager.