博格曼BPG/Burgmannpackings，石墨填料环 43*51*4
博格曼BPG/Burgmannpackings，石墨填料环 44*52*4
博格曼BPG/Burgmannpackings，石墨填料环 46*52*5
博格曼BPG/Burgmannpackings，石墨填料环 56*66*2.5
博格曼BPG/Burgmannpackings，石墨填料环 60*68*3
博格曼BPG/Burgmannpackings，石墨填料环 10*23*7
博格曼BPG/Burgmannpackings，石墨填料环 27*32*10
博格曼BPG/Burgmannpackings，石墨填料环 58*66*3
博格曼BPG/Burgmannpackings，石墨填料环 79*85*3
博格曼BPG/Burgmannpackings，石墨填料环 16*28*6
博格曼BPG/Burgmannpackings，石墨填料环 20*32*5
博格曼BPG/Burgmannpackings，石墨填料环 26*36*5
博格曼BPG/Burgmannpackings，石墨填料环 35*45*4
博格曼BPG/Burgmannpackings，石墨填料环 45*53*4
博格曼BPG/Burgmannpackings，石墨填料环 53*61*3.5
博格曼BPG/Burgmannpackings，石墨填料环 63*71*3
博格曼BPG/Burgmannpackings，石墨填料环 44*49*7
博格曼BPG/Burgmannpackings，石墨填料环 47*54*4.5
博格曼BPG/Burgmannpackings，石墨填料环 71*78*3
博格曼BPG/Burgmannpackings，石墨填料环 85*91*3
