华硕ASUS X42 X43 X44 X45 X50 X51 X52 笔记本内置DVD刻录光驱

适用 华硕 X42 X43 X44 X45 X50 光驱位固态硬盘支架托架 机械SSD

适用 华硕 X42 X43 X44 X45 X50 X52 X53 X54 X55 X56J 光驱位固态硬盘

氟胶O型圈39*40*41*42*43*44

氟胶O型圈39x40x41x42x43x44x45x46x47x48x49x50x5mm耐高温密封圈

氟胶O型圈39x40x41x42

全新华硕ASUS X42 X43 X44 X45 X50 X5 笔记本 内置光驱 DVD刻录

丁晴胶O型圈外径42X43X44X4

丁青耐磨质量好薄利多销

氟胶O型圈外径37x38x39x40x41x42

NBR丁晴胶O型圈外径41x42

NBR丁晴胶O型圈外径41x42x43x44x45x46x47x48x49x50x51x52x53x1.5

NBR丁晴胶O型圈外径41x42x43x44x45x46x47x48x49x50x51x52x53x5

NQK进口骨架油封大全TC型29

NBR丁晴胶O型圈外径38x39x

NBR丁晴胶O型圈外径38x39x40x41x42x43x44x45x46x47x48x49x50x4

NQK进口骨架油封大全TC型29x

台湾SOG进口骨架油封密封圈

氟胶O型圈FKM氟橡胶密封圈外径42/43/44/45/46/47/48X49X50*线径5