Published by at 26 de julho de 2026 6.35mm Flexible Shaft Coupling 5/6/8mm to 6.35mm 1/4" Collet Joint for RC Speed Boat Racing VEE Oval CAT. 1 Piece of 1/4" Flexible Shaft Coupling. High quality super strong CNC flexible shaft couplings are suitable for high torque bush-less motor such as 4092 5684,5694.