Neptune 4 / Neptune 4 Pro Belt Upgrade, Neptune 4 Pro XY Synchronous Belt Open Timing Rubber 2GT Timing Width 6mm Neptune 4 Pro Y axis Belt + X axis Belt Use for Neptune 4/4 Pro 3D Printer,

["Precise Fit：Specially designed for Elegoo Neptune 4 & 4 Pro. X-axis: 770mm, Y-axis: 757mm. Confirm model before purchase.","Durable Material：Reinforced rubber build resists stretching, corrosion, and wear for long-term use.","Anti-Slip Design：Special tooth surface minimizes slipping, ensuring smooth, precise printing motion.","Easy to Install：The synchronous belt kit installs quickly and easily. Both experienced users and beginners can complete the installation smoothly.","Stable & Quiet：High-precision sync wheel reduces vibration and noise for stable, quiet operation."]