3/3.17/4/5/6/7/8/10/11/12/14mmmm Rigid Flange Coupling Motor Guide... Specification:Product Name: Flange CouplingMaterial: Aluminum AlloyColor: Light BlueInner Diameter: 8mm/0.31 inchTotal Height: 13mm/0.51 inchCylinder Outer Diameter: 16mm/0.63 inchCylinder Height: 10mm/1.31 inchBase Diameter: 32mm/1.26 inchBase Height: 3mm/0.12 inchMounting Hole Distance: 24mm/0.94 inchWidely used in mold, mechanical drive applications. Rigid Flange CouplingProduct Details1.Material: Aluminum Alloy, hardened by heat treatment, and then electroplated. Durable and insulation, make your shaft more stable, easy to install and replace.2.Type: Flange Shaft Coupling, suitable for model shaft connection, perfect accessories for RC Model motor, etc.3.Inner Diameter: 8mm/0.31 inch, Total Height: 13mm/0.51 inch, Cylinder Outer Diameter... * Parts for RC Airplane Boat ,DIY Model. Double connection points fasten the coupler tightly. Interchangeable Floating Locket Lanyard Badge Holder With 6 Charms And 1 Plate Background Durable and insulation, make your shaft more stable, easy to install and replace. Material: Aluminum Alloy, hardened by heat treatment, and then electroplated. Package Including:2 x 8mm Flange Shaft Coupling, 4 x Fastening Screw( M4 Hex Wrench Not Included Here ) Inner Diameter: 8mm/0.31 inch, Total Height: 13mm/0.51 inch, Cylinder Outer Diameter: 16mm/0.63 inch, Cylinder Height: 10mm/1.31 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 Sourcing Map 8mm Inner Dia H13*D16 Rigid Flange Coupling Motor Guide Shaft Coupler Motor Connector Silver Tone 2 PCS For DIY Parts