Mountain Bike BB Flower-Drum Bearing Repair 6902/16-2RS 16287-2RS 16*28*7mm

 

	Model	16287-2RS
	size	inner diameter (d)	16	mm
		outer diameter (D)	28	mm
		width (B)	7	mm
	sealed form	double-sided rubber seal cover ( RS）
	quality Grade	multiple options (see product details)
	bearing material	multiple options (see product details)
	weight	4.5		g

suitable: A2Z XCR rear hub, XCF Flower Drum, CH Disc/HH series, Halo Mercury Rear Hub Halo Mercury Rear Hub and other brands of bicycle hub. (Please select bearings according to bicycle model specifications. Contact customer service for details)
    

product grade: boutique Grade A (can replace Import bearing) and ordinary Class B (In line with national standards)

     boutique Grade A ：both the inner and outer rings of the bearing and the steel ball are made of [bearing steel], and the hardness is HRA62 degrees, which is much higher than that of ordinary bearings. Special grease for high-strength bearings is added inside. The bearing has high adaptation precision, Rotate flexibility, small friction torque and long service life ( customers actually use more than 50000 kilometers ) professional supporting all kinds of high-end bicycle axle. ( this bearing is specially customized for customers and meets EU standards. It has been exported to Fashion and Taiwan market for a long time. ）
   

    Ordinary Class B : the material, appearance, and size are basically the same as those of fine bearings, but the bearing matching precision of products that fail to reach the [fine grade] standard during the production and testing process, rotate flexibility and service life are worse, which is suitable for general medium and low-grade bicycles and vehicle maintenance departments.
    Installation Note:
don't hit the bearing with great force, put the bad bearing pad outside, tap on the bad bearing with balance, and don't knock on the New bearing.     

 Buyers are requested to purchase suitable bearings according to actual needs. If you have any questions, please contact customer service at any time.

 

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