Uxcell 7mm OD 4mm Inner Dia 250mm Length 6063 Aluminum Round Tube 2 CNC Machine Flange Shaft Coupling, suitable for model shaft connection, perfect accessories for RC Model motor, etc. This TeeJet assembly strainer also has a check valve that minimizes leaking and dripping. It has a blue polyproplyene body, a size 50 stainless steel mesh screen, and a check valve with a 5 PSI spring rating Nut Guide Uxcell 7mm Inne Dia H13xD16 Igid Flange Coupling Moto Flange Coupler Type: Flange Shaft Coupling, suitable for model shaft connection, perfect accessories for RC Model motor, etc. Description:*Good accessories for RC Model motor.* 100% and Brand new.* Rigid Flange Shaft Coupling Motor Connector BRASS Joint.* Parts for RC... Durable and insulation, make your shaft more stable, easy to install and replace. UXCELL coupling series Rigid Flange Coupling Flange Shaft Coupling, suitable for model shaft connection, perfect accessories for RC Model motor, etc. Function: A special coupler, which can fix one shaft to a plane and install other parts on the shaft easily. Double connection points fasten the coupler tightly. A special coupler, which can fix one shaft to a plane and install other parts on the shaft easily. Material: Iron Plating, hardened by heat treatment, and then electroplated. Double connection points fasten the coupler tightly. Inner Diameter: 7mm/0.28 inch, Total Height: 13mm/0.51 inch, Cylinder Outer Diameter: 16mm/0.63 inch, Cylinder Height: 10mm/0.39 inch, Base Diameter: 32mm/1.26 inch, Base Height: 3mm/0.12 inch, Mounting Hole Distance: 24mm/0.94 inch,2 x M4 Fastening Screws