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。
1.000 inches nominal thread size, 2.5000 inches nominal overall outside diameter, 1.6875 inches nominal outer ring width, 0.9990 inches minimum and 1.0000 inches maximum stud diameter, 3.9375 inches nominal overall length