Adjustable Door & Window Roller / Sliding Door Heavy-Duty Wheel

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Adjustable Door & Window Roller / Sliding Door Heavy-Duty Wheel

Adjustable Sliding Door Roller

BFF-503

Adjustable Door & Window Roller / Sliding Door Heavy-Duty Wheel

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Description

This series of adjustable door & window rollers features dual-spring buffering and height adjustment, designed for heavy-duty sliding doors and track systems, with quiet load-bearing performance, available in two color schemes with customizable plastic wheel colors.

General Information

Item No	BFF-503
Product Name	Adjustable Door & Window Roller / Sliding Door Heavy-Duty Wheel
Main Material	High-quality Galvanized Steel Plate (silver metallic finish, rust-proof & anti-corrosion)
Wheel Material	Light Grey/White Polyurethane (PU) / Nylon (quiet & wear-resistant, with metal wheel core)
Adjustment Mechanism	Top 3-bolt + dual springs design (central threaded rod, height fine-tuning & buffer)
Mounting Type	Top & bottom horizontal mounting ears with multi-hole fixed design
Functional Accessories	Dark grey side guards/anti-collision plates, with limit groove design
Application Scenarios	Heavy-duty aluminum sliding doors, glass sliding doors, top-track / floor-track systems
Surface Treatment	Galvanized bright metal finish, sturdy and durable