8 Pcs SBR16 16mm Linear Rail Stop Collars Aluminum Alloy Shaft Limit Fixing Rings CNC Machining Parts With Corrosion Resistant Anodized Finish For Precision Linear Guide Rails

8pcs SBR16 Aluminum Rail Stop Collars for Precise Guides
✔️ 8 pcs set, 16mm bore, 35mm OD, 12mm thick, aluminum alloy anodized

These 8 piece stop collars fit SBR16 linear rails to fix and position the shaft with minimal processing error. Made from aluminum alloy with a natural anodized finish for corrosion resistance, they’re handy in CNC machines, engraving setups, and precision modules that rely on stable linear motion.

✅ Inner diameter 16mm
✅ Outer diameter 35mm
✅ Thickness 12mm
✅ Material: aluminum alloy with corrosion-resistant anodized finish
✅ Clamp-on design with set screw to protect the shaft
✅ Pack: 8 pieces

💡 What is a shaft stop collar used for in precision linear guides?

It’s a handy, reliable way to lock a shaft to a linear rail, helping maintain alignment and repeatable motion.

- Keeps shaft aligned on linear rail - Supports repeatable positioning in CNC and engraving setups - Prevents shaft drift and damage during operation ✝️