ITEM NAME:3-3mm Aluminum Flexible Shaft Coupling Rigid Coupler Motor Connector B8K3 3-3mm Aluminum Flexible Shaft Coupling Rigid Coupler Motor Connector B8K3 T1N6 Material: Aluminum Alloy Diameter*Length: 12*20mm color is Dark Red Screw Hole diameter: 4mm Up and down Hole diameter: 3-3mm Package included: 1x Coupler 1x spanner 4x Screw Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
