5 pcs PTFE Back Ferrule Front Ferrule Set Compression Tube Fitting 1/8" 1/4" 3/8" 1/2" 6mm 8 10 12 For Glass Quartz PTFE Tube

5 pcs PTFE Back Ferrule Front Ferrule Set Compression Tube Fitting 1/8" 1/4" 3/8" 1/2" 6mm 8 10 12 For Glass Quartz PTFE Tube

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