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。
1.2060 inches minimum and 1.2460 inches maximum overall length, 0.5210 inches minimum and 0.5410 inches maximum outer ring width, 1.8140 inches minimum and 1.8150 inches maximum overall outside diameter, steel comp 440c outer ring material, nickel alloy stud material