Durable and insulation, make your shaft more stable, easy to install and replace. 4 Pack 10mm Flange Coupling Connector, Rigid Guide Steel Model Coupler Accessory, Shaft Axis Fittings for DIY RC Model Motors-Silver., Coupling Nuts - Canada Description:* accessories for RC Model motor., * 100% and Brand new. Double connection points fasten the coupler tightly. H13xD18 Brass Shaft Connector Uxcell 11mm Inner Dia H13xD18 Rigid Flange Coupling Zambia DIY Model Motor Guide Coupler Type: Flange Shaft Coupling, suitable for model shaft connection, perfect accessories for RC Model motor, etc. uxcell 11mm Inner Dia H13xD18 Rigid Flange Coupling Motor Guide Shaft Coupler Motor Connector for DIY Parts 4Pcs ; £18.46 ; FREE delivery Thursday, 13 November * Parts for RC Airplane Boat ,DIY Model. * Rigid Flange Shaft Coupling Motor Connector BRASS Joint.