Flexible Shaft Coupling 5/6/8mm to 4.76mm 3/16" Collet Joint Fit for RC Boat (1pc 5mm to 4.76mm)

Good quality super strong CNC flexible shaft couplings are suitable for high torque bush-less motor such as 4092 5684,5694. There are three sizes available, 5mm to 4.76mm, 6mm to 4.76mm, 8mm to 4.76mm, please choose the correct size before payment, Thank you! Please note: The shaft hole is designed with negative tolerance，The shaft hole is 0.02mm smaller than the remark diameter for tighter installation，If you find it difficult to install, please heat it to 200-300 degrees before installing.(the Principle of Metal Expand on Heating ,The hole diameter will be expended at heating.) ▷ Specification & Features * Material: 40Cr steel * Technology: CNC machined * Fits 4.76mm (3/16") flexible shaft * Length: 42mm * Weight: 45-55g * Size: 5/6/8mm to 4.76mm

• Good quality super strong CNC flexible shaft couplings are suitable for high torque bush-less motor such as 4092 5684,5694.
• There are three sizes available, 5mm to 4.76mm, 6mm to 4.76mm, 8mm to 4.76mm, please choose the correct size before payment, Thank you!
• Please note: The shaft hole is designed with negative tolerance，The shaft hole is 0.02mm smaller than the remark diameter for tighter installation，If you find it difficult to install, please heat it to 200-300 degrees before installing.(the Principle of Metal Expand on Heating ,The hole diameter will be expended at heating.)
• Material: 40Cr steel
• Size: 5/6/8mm to 4.76mm (3/16")