Crafted with precision, our window rollers feature an iron shell with a U groove design, ensuring a secure fit and optimal performance. The nylon material used in the construction of these rollers adds strength and resilience, making them suitable for long-term use.

Our window rollers are designed to effortlessly glide along the tracks, allowing for easy opening and closing of windows and doors. With their smooth operation, you can enjoy a hassle-free experience every time.

Key Features:
- Window Wheel/Glass Door Wheel/Window Pulley
- U groove design for a secure fit
- Iron shell for added durability
- Nylon material for strength and resilience
- Smooth operation for easy opening and closing

These OEM U Groove Iron Shell Nylon Window Trolley Door Window Rollers are the perfect choice for homeowners and builders looking for reliable and efficient window and door hardware. Whether you are renovating your home or working on a new construction project, these rollers will meet your expectations.