K 15X19X17 K 16X20X10 K 16X24X20 K 17X21X10 RV Reducer Needle Roller Cage Assembly Bearing. High-Quality Material: Made of high-quality Baosteel with smooth surface and corrosion resistance. High Speed and Low Noise: Designed for uniform rotational speed with low noise operation. High Load Resistance: Suitable for high-demand occasions with strong load bearing capacity. Long Service Life: Ensures durability and avoids frequent disassembly and maintenance. High Accuracy: Produced with fine grinding and polishing processes for precision. Cost-Effective Solution: Saves costs for difficult disassembly equipment by reducing maintenance. OEM and ODM Services: Customization services available for specific model requirements. Wide Model Range: Available in various sizes from 8mm to 28mm bore diameter.