Btstil 1 Pair Undermount Drawer Runners, Heavy Duty Bottom Mount Drawer Runners 400-900mm, Black Full Extension Ball Bearing Hidden Rails for Under-Stair and Base Cabinet (400-900mm)

• 【High-quality Material】Made of 2.0mm thick cold-rolled steel, the rail features anti-collision rubber pads at the track’s end to reduce impact and protect the track from damage. The surface of the drawer slide is coated with antioxidant layer, which is sturdy, durable, and not easy to rust.
• 【Size and Installation】The slide closure length 400mm, extension length is 500mm, total length is 900mm. Bottom installation, 53.8mm installation height needs to be reserved during installation. A pair of drawer rails equipped with M4 screws set, no additional purchase required.
• 【Noisy sliding】The heavy duty drawer runners are equipped with double rows of solid steel balls, and the ball movement is smooth without any noise. Whether you push or pull out the drawer cabinet, it can quietly complete the work. We guarantee a quiet living environment for you.
• 【Full Extension Drawer Runners】The three-piece full-extension drawer design provides easy, clear access to your items. Blind spots are completely eliminated and operation. The bottom-mounted design enhances space utilization, making it ideal for storage solutions in narrow and high spaces.
• 【Widely Application】The undermount drawer runners can be applied to residential or commercial furniture, stairs, bottom drawers, heavy-duty drawers, wardrobes, wine cabinets, and various staircase cabinets, maximize space efficiency while maintaining an elegant look.

Specifications: Material: Sheet steel Finish: Plating black Bottom mounting clearance: 53.8mm Length: A: slide closure length 400mm, extension length is 500mm, total length is 900mm B: slide closure length 600mm, extension length is 850mm, total length is 1450mm Load-bearing capacity: 120 kg Package Contents: 1 Pair of heavy-duty drawer runners 12 Screws Notes: 1. Due to differences in monitor settings and lighting conditions, the actual color may vary slightly from the image. 2. Please allow 1-5 mm error due to manual measurement.