CNC Shaft Coupler Flexible Plum Spider Jaw Coupling Stepper Motor Ø 35 40 45 mm Bore (d1×d2) & Amount (Pcs):12mm×12mm & 1 Pcs while the secondary lip acts

while the secondary lip acts as a dust and debris exclusion barrier

🔗 Compatibility: Designed for use with 8YU HTD pulleys (8mm pitch)

The smooth surface also wipes clean easily with a damp cloth

⚡ High-quality Material：

05mm difference matters in precision applications where the bearing race is machined to a tight tolerance

CNC Shaft Coupler Flexible Plum Spider Jaw Coupling Stepper Motor Ø 35 40 45 mm Bore (d1×d2) & Amount (Pcs):12mm×12mm & 1 Pcs while the secondary lip actsCNC Shaft Coupler Flexible Jaw Coupling Precision Motion for Stepper & Servo Motors When a rigid coupling transmits every vibration and micro misalignment directly into your motor bearings, precision suffers and components wear prematurely. Engineers and CNC builders who demand smooth, low backlash power transmission rely on flexible jaw couplings to absorb angular, parallel, and axial misalignment without sacrificing torque capacity. This flexible