Elastic Nylon Gear Coupling Nylon Sleeve Gear Coupling Xingtai Haosuming Trading Co., Ltd. Base Info Standard Or Nonstandard:StandardShaft Hole:19-32Torque:>80N.MBore Diameter:19mmSpeed:10000r,MStructure:FlexibleMaterial:PlasticType:Universal CouplingTransport Package:Box Description Pre:Nl Nylon Sleeve Flexible Inner Gear Coupling Next:High Quality Flexible Nylon Sleeve Gear Shaft Coupling