Aluminum Rigid Shaft Coupler

Description

Aluminum Rigid Shaft Coupler – 5pcs/lot Zero-Backlash Coupling for CNC, 3D Printer & DIY

Connect shafts precisely with this Aluminum Rigid Shaft Coupler. Made from aluminum alloy, this rigid coupling provides a solid, zero-backlash connection for motor and gearbox assemblies, model cars, boats, and mechanical drives.

The Aluminum Rigid Shaft Coupler features a single-piece set screw clamp design that makes setup easy and lets you control holding capacity. The rigid construction transmits high torque with low inertia and excellent sensitivity — no rotation gap, and the elastic action compensates for symmetrical angular misalignment.

Ideal for CNC machines, 3D printers, and DIY projects, this Aluminum Rigid Shaft Coupler is maintenance-free, oil-proof, and corrosion-resistant. Available in a wide range of shaft combinations from 2x3mm to 6x6mm.

Key specs:

• Type: Aluminum Rigid Shaft Coupler

• Material: Aluminum Alloy

• Color: Red

• Quantity: 5pcs/lot

• Length: 20mm, Outer Dia: 12mm

• Shaft Options: 2x3mm to 6x6mm

• Design: Single-piece set screw clamp

• Application: CNC, 3D Printer, Model Car/Boat, Mechanical Drive

• Feature: Zero backlash, low inertia, maintenance-free

Whether you’re building a new machine or upgrading an existing one, this Aluminum Rigid Shaft Coupler gives you precise, reliable motion transfer.