SW4G 1/4 Inch Ball Linear Bushing Bearing With Double Sided Rubber Seals For Pro CNC And 3D Printer Motion, 1/4 Inch Bore, 1/2 Inch Outer Diameter, 3/4 Inch Width, Resin Retainer, High Precision, 1 Pack

High-Precision 1/4 Bore Ball Linear Bearing with 1 Pack
✔️ 6.35mm bore, 12.7mm OD, 19.05mm width; resin retainer; 1 pack

Engineered for precise, smooth motion in CNC machines, 3D printers, and automation setups. This sealed ball linear bearing delivers reliable performance on standard shafts. The double-sided rubber seals keep dirt out while lubricant stays in, and a resin retainer maintains consistent ball alignment for long life.

✅ bore 1/4 inch (6.35 mm)
✅ outer diameter 1/2 inch (12.7 mm)
✅ width 3/4 inch (19.05 mm)
✅ double-sided rubber seals for dirt protection
✅ resin retainer for stable ball alignment
✅ bearing steel construction with high precision and heat resistance
✅ pack: 1 bearing

💡 What is a ball linear bearing used for in precision motion systems? This handy part supports smooth, accurate linear movement in CNC machines, 3D printers, and automation setups. - Fits standard shafts and guideways for easy upgrades - sealed to keep lubrication in and contaminants out - resin retainer maintains ball alignment for long life - delivers consistent, low-friction performance in compact spaces