Beduan Brass Compression Fitting, 4mm OD 2.9mm ID Compression Sleeve Ferrules and Insert Tube Support Crimp Ferrule Stiffener Combo 20 Pcs

Solid and durable brass construction. Lead Free. Package include: 10 pcs ferrule sleeve + 10 pcs insert tube support. Size: 4mm Tube OD x 2.9mm Tube

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Beduan Brass Compression Fitting, 4Mm OD 2.9Mm ID Compression

PATIKIL 2.5mm ID 4mm OD Tube Brass Compression