2) fit Schlauch ID 8mm/10mm Stacheldraht x M8 M10 M12 M14 M16

FZJDSD 5 Pcs Thread Adapters Sleeve Reducing Nut for M10 10MM Male to M8 8MM Female - REDUCERS Female Screw Sleeve Conversion Nut: : Industrial & Scientific

6mm 8mm 10mm Schlauch Widerhaken m10 m12 m14 m16 metrisches Innengewinde Messing Rohr verschraubung Kupplungs verbinder Adapter - AliExpress

ID Rohr 6mm - 25mm Schlauch Barb Schott Messing Stacheldraht Rohr Rohr Fitting Koppler Stecker Adapter Für Kraftstoff gas Wasser Kupfer

5 stücke Fit Schlauch I/D 2,5mm 3mm 4mm 5mm 6mm 8mm 10mm Stacheldraht x Metric M3 M4 M5 M6 M8 M10 M12 Männlichen Messing Splicer Anschlüsse Armaturen

Uxcell M10/M12 to M6/M8/M10 20mm Long Double Male Threaded Reducer Bolt Screw Fitting Adapter 6 Pack

6mm 8mm 10mm Schlauch Barb x 1/8 BSP Außengewinde Messing Ellenbogen Stacheldraht Rohr Fitting Anschluss koppler Adapter Wasser Gas Kraftstoff - AliExpress

FZJDSD 5 Pcs Thread Adapters Sleeve Reducing Nut for M10 10MM Male to M8 8MM Female - REDUCERS Female Screw Sleeve Conversion Nut: : Industrial & Scientific

1522 Series 8mm ID Spacer (10mm OD, 12mm Length) - 4 Pack - goBILDA

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M10 M6 M8 M12 M14 M16 M18 Hollow Screw Adapter, Tooth Tube Converter

Straight Or Elbow Brass Hose Pipe Fitting 6mm 8mm 10mm 12mm Barb Splicer 1/8 NPT Male Thread Copper Barbed Coupling Connector - AliExpress

M5 M6 M8 M10 M14 M16 304 Thread Inserts Stainless Steel Threaded Repair Insert Assortment Kit Coiled Wire Helical Screw with Plastic Case: : Industrial & Scientific