BRIGHT SURFACE: The mounting bracket has a bright, smooth surface, free of burrs or gaps, and won't hurt your hands or scratch other parts during use. REPLACEMENT PARTS: This encoder mounting bracket is used to replace old or damaged brackets, ensuring good and stable machine operation. STANDARD SIZE: The bracket has a standard 21mm hole diameter, suitable for standard-sized encoders, making installation and replacement quick and easy. GOOD STABILITY: The encoder mounting bracket has a compact structure, strong load-bearing capacity, and is stable, reliable, and practical. METAL CONSTRUCTION: Made of high-quality metal, it features a stable structure, high hardness, good wear resistance, and a long service life.