5pcs Bearing 61705ZZ 61706ZZ 61707ZZ 61708ZZ 61709 61710 6711 61712ZZ Ordinary
NOTE:
61705ZZ :25*32*4
61706ZZ :30*37*4
61707ZZ :35*44*5
61708ZZ：40*50*6
61709ZZ ：45*55*6
61710ZZ ：50*62*6
61711ZZ ：55*68*7
61712ZZ ：60*75*7
The dimensions are: inner diameter * outer diameter * width
Bearing material: Bearing steel (special steel for bearings, code GCr15)
Ordinary level: Dimensional accuracy less than ± 0.05mm, speed less than 500rpm, suitable for low-speed and low requirement environments. Such as low-speed transmission equipment, casters, strollers, toy cars, etc.