MR19327 2RS 19x32x7 mm (4Pcs/lot) bicycle bottom bearing 6804/19 -2RS 19327 RS 19*32*7 mm bicycle wheel hub bearing

WZZG bicycle bottom bearing 6804/19 -2RS Model: 19327 2RS Inner diameter (d): 19mm Outer diameter (D): 32mm Width diameter (B): 7mm Material: Chrome Steel Seal type: 2RS black rubber seal Accuracy: ABEC-1 Lubrication: Grease Features: high precision, high speed, low noise, Application: bicycles, non-standard equipment, ... etc.     What is a non-standard bearing?   Non-standard bearings refer to bearings that do not meet the national standard size, also known as the overall size of the national standard is different from the provisions of all bearings. Its main feature is low versatility, mostly special equipment, special occasions, and small batches. New research and development equipment accounts for the majority of trial products. However, due to its small scale and mass production, there are not many production enterprises, and the cost is high and the price is more expensive.         Welcome to buy consultation, thank you! If you need another type of bearing but can't find