Black, Set of 4 sliding gate guide rollers, 4.3 cm nylon, gate support, sealed ball bearing universal guide for

Size and Packaging: Each pack includes 4 rollers measuring 42 mm in diameter and 44 mm in length, with a total length of 75 mm. Material: The inner bearing of the sliding door guide wheels is made of steel, and the outer roller is made of nylon, which has a stable structure, good load capacity, good wear resistance, and impact resistance. It can withstand frequent daily use without deformation and can be used indoors and outdoors for a long time. [Smooth Movement]: The inner bearing of the sliding gate rollers can support and guide the sliding door for stable and smooth movement, preventing the door from tipping off the track during sliding. It can also effectively reduce the noise generated by the sliding friction of the door, making your sliding door smoother, more stable, and quieter. [Easy to Install]: The two nylon rollers are easy to install and use. The sliding door guide rollers can be easily bolted to the bracket or the back post wall. The bracket can be flexibly adjusted to