مكون داخلي لمحمل أسطواني مدبب يوفر سطح اتصال للعناصر الدوارة للمحمل.
gear reducer (input shaft) end item identification, 23.0 millimeters nominal overall width, standard internal fit-up designation, 65.0 millimeters nominal bore diameter, 120.0 millimeters nominal overall outside diameter