crwdns2935425:08crwdne2935425:0
crwdns2931653:08crwdne2931653:0
내부 구조
-
A' = Lubricated Steel Beads
-
A' = 윤활처리가 되어 있는 쇠구슬
crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0