Blue aluminum 1/4 to 1/4 rigid shaft couplings, Two Pack, provide a secure, low backlash connection for 1/4 inch shafts in 3D printers, hobby CNC machines, DIY robotics and related projects with compact 25 mm length and 14 mm OD
✔️ 1/4-1/4 bore, 25 mm (0.98 in) length, 14 mm (0.55 in) OD
These rigid shaft couplings securely join 1/4-1/4 inch shafts in hobby CNC machines, 3D printers, blowers, and DIY robots. They provide a tight, backlash-minimized connection between motors and gear assemblies in compact spaces.
✅ Connection diameter: 1/4-1/4 inch (6.35 mm) bore
✅ Total length: 25 mm (0.98 in)
✅ Outside diameter: 14 mm (0.55 in)
✅ Material and finish: aluminum alloy, blue anodized
✅ Package content: 2 couplers and 8 M4 screws included
💡 What is a rigid shaft coupling used for in hobby CNC and 3D printer setups? A handy answer that covers typical use cases and benefits. - handy torque transfer between motor and driven components - supports 1/4-1/4 inch bore with M4 screws included for secure clamp - lightweight aluminum alloy provides rigidity with low inertia