I-Upper Catch Handle iyingxenye ezothatha isikhundla semishini yeJumbo MK2, MK3 neHyperstat. Isetshenziswa ehlathini le-pivot bush ukubamba nokubamba izibambo zengalo zangaphandle endaweni lapho uphakamisa ibhokisi lesikhunta. Ukugqokwa kwento kubucayi endaweni yokuxhumana ne-hook yezinso. Le hook yezinso ingathengwa ngokusobala futhi ifakwe nge-welding esikhundleni sehhuku lezinso eligugile; kepha njengoba ingxenye ifakwa kusibambo sokubamba, kunengqondo ukubuyisela yonke iyunithi ephezulu yokubamba.