6mm Bore Bearing With 40mm Nylon Pulley Track Roller Wheel Miniature Ball Bearing Assembly 6x40x8mm Y Type Nylon Pulley For Smooth Linear Motion Durable Roller Bearing For Robotics CNC Machines And 3D Printers

6mm Bore Ball Bearing with 40mm Nylon Pulley, Single Unit
✔️ 6mm bore with 40mm nylon pulley and track roller bearing

This compact unit combines a 6 mm bore bearing with a 40 mm Y‑type nylon pulley that includes a track roller bearing. It's a go‑to choice for small linear motion projects like hobby automation, lightweight conveyors, and tight spaces. Dimensions: bore 6 mm (0.24 in) × outer 40 mm (1.57 in) × width 8 mm (0.31 in).

These specs keep your setup smooth and reliable in tight spots.

✅ Bore: 6 mm; Outer diameter: 40 mm; Width: 8 mm
✅ Pulley material: nylon; Type: Y-type track pulley with integrated bearing
✅ Bearing type: steel ball bearing; Mounting: 6 mm bore
✅ Pack size: single unit

💡 What is the best use case for a 6 mm bore bearing with a 40 mm nylon pulley in compact linear drives?

These handy combos help you build neat small-motion rigs.

- Handy for hobby automation like small mills or 3D printers’ guide rails - Supports compact conveyors and lightweight linear slides with sealed ball bearings - Fits standard 6 mm bore and 40 mm pulley footprint for easy swaps - Delivers smooth, quiet operation in space-limited projects