Product Features Durable Hardware: The top track is crafted from aluminum, paired with high - quality #304 stainless steel hardware. It has successfully passed 36000 open - close tests, ensuring long - lasting performance.
Product Features Durable Hardware: The top track is crafted from aluminum, paired with high - quality #304 stainless steel hardware. It has successfully passed 36000 open - close tests, ensuring long - lasting performance.