由滾輪和螺柱組成的組件,用於與凸輪產生滾動接觸,並將往復運動或振盪運動轉換為線性運動。
22.0 millimeters nominal bore diameter, 2 seal quantity, yoke type track rollers; used on a didsbury torpedo handling system overall width is 15.8 millimeters nominal. special features, 40.0 millimeters nominal overall outside diameter