PC220-馬（mǎ）拉頭-BOOM-BOTTOM-SEAT

鏟鬥油缸-BUCKET-CYLINDER

大臂前叉-BOOM-TOP-BRACKET

護鏈器-GUARD

驅動齒-SPROCKET

挖鬥-BUCKET

銷子-PIN-(1)

銷子-PIN-(2)

銷子-PIN-(3)

小鬆20頓（dùn）馬拉頭-BOSS

小鬆連杆片-LINK

小鬆馬拉頭-BOOM-BOTTOM-SEAT-(1)