Nexen 818865, SSE-450 Spring-Engaged, Shaft Mounted Friction Brake
- 【Precision Manufacturing】: The pure steel body creates a metallic texture, and every part of it embodies the quality of heavy processing..
- 【Selected A3 steel】: It is made of high-quality solid A3 steel, so it not only has high strength and hardness but also has strong corrosion resistance. The selected material is only to give you better service..
- 【Double Pulleys Design】: The double pulleys design realizes bi-directional adjustment, making opening and closing easy and smooth..
- 【Excellent Load-bearing Capacity】: Equipped with an M12 bolt, and the double bearings make its load-bearing capacity stronger, these track roller wheels can carry about 400pounds..
- 【Excellent Performance】: The metal material plus the widened caster design increases its performance stability and contact area with the ground, making it able to slide smoothly on hard surfaces. This will also not damage your door..