一種具有球形滾動元件的減摩軸承,設計用於履帶滾輪組件。
the oem is eclipse tools of north america w/no cage; hangers w/bolt for framed metal and wood doors standard special features, 3.2 inches nominal thread size, door sliding end item identification, steel comp 304 overall material, stainless steel hanger for roller track for doors w/bolt 600 pound part name assigned by controlling agency