Precision SB-type rigid clamp coupling for drive shafts

Size: D30 x L40 mm, compatible with multiple bore options: 12/12.7/13/14/15/16 mm

Made of high-quality aluminum for lightweight and durability

Ensures secure, backlash-free connection between motor and shaft

Ideal for stepper motors, servo motors, and other CNC applications

High torque transmission efficiency for precise mechanical motion

Easy to install and maintain

Resistant to wear and deformation

Suitable for 3D printers, robotics, CNC machines, and automation projects

Compact design for space-saving setups