IMAO BSSN 2610 BSSN 2812 BSSN 3010 BSSN3212. BSSN3215. BSSN 3515 BSSN 4220 BSSN 4720 BSSN 4725 BSSN5225. Ball bearing unit standard type

IMAOBSSN 2610BSSN 2812BSSN 3010BSSN3212.BSSN3215.BSSN 3515BSSN 4220BSSN 4720BSSN 4725BSSN5225.Ball bearing unit standard typeSpecifications:Item numberBSSN 2610BSSN 2812BSSN 3010BSSN3212.BSSN3215.BSSN

• model：