Heavy-Duty Adjustable Sliding Door Tandem Roller

The RMB-TR04 Tandem Roller Assembly is engineered by Guangzhou Ronch Mark Birch Industry & Trade Co., Ltd. to provide exceptional load-bearing performance and smooth operation for high-frequency, heavy-duty aluminum sliding doors and windows systems.

Featuring a robust zinc-plated steel housing, this roller is built to withstand demanding architectural environments with excellent corrosion protection provided by its yellow-zinc dichromate surface finish. The assembly integrates dual solid steel/brass wheels fitted with precision bearings, ensuring a reliable load capacity of up to 80 kg per roller system while maintaining low-friction movement.

Equipped with a high-tensile steel screw adjustment mechanism, the RMB-TR04 allows for precise door panel alignment during installation, making it the premier hardware solution for commercial and high-end residential sliding systems.

Technical Specifications

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Backed by decades of industry experience, our manufacturing base delivers hardware that meets stringent international quality benchmarks. From raw material selection to precision assembly, we empower global distributors, contractors, and OEM partners with dependable sliding hardware ecosystems.