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Cap-Design Outer Joint Stopper For 29/42 Inner Joint
Special Price $8.92 Regular Price $14.86
- Cap-design Hollow Glass Stopper With Standard Taper Female Joint
- Made of borosilicate glass 3.3 by hand-blowing,heavy wall design,High Quality
- The interchangable glass oint was grounded both by machine and hand to make a good seal
- Can be used with glass flask with 29/42 or 29/38 male joint.