3/8" x 1/4" Hose Barb Adaptor | Air Pneumatic Fittings & Adapters
10Pcs Threaded Bush Adapter, 1/8 to 1/4, 3/8 to 1/2, 1/4 to 3/8, 1/8 to 3/8, 1/4 to 1/2 for Air Line Hose (Female to Male)-BSP : Amazon.co.uk: DIY & Tools
2PC Air Line Hose Compressor Fitting Coupling Connector 1/4" 3/8 1/2 BSP | eBay
Milton-industries 653-4 | Hose Fitting Adapter, 3/8 Inch MNPT x 1/2 Inch FNPT, Pack of 5 | Raptor Supplies Worldwide
Stainless steel DN 2.7 (Micro) Air Coupling Plug G 1/8 inch Male | Tameson.co.uk
sourcing map Brass Pipe Fitting, 3/8 SAE Flare Male to 1/4NPT Female Thread, Tubing Adapter Hose Connector, for Air Conditioner Refrigeration : Amazon.co.uk: DIY & Tools
1/2" BSP Male to 1/4" BSP Female Thread Adapter Hex Bush Air Fitting 2 PK FT047 - AB Tools Online
RS PRO Hose Connector Hose Tail Adaptor, G 1/4in 3/8in ID | RS
HC1217 Male Hose Tail Adaptor R 1/4 for 9.5mm (3/8") bore hose | PCL
Brass Barb BSP Connector Hose Pipe Adapter Air Gas 1/8" 1/4" 3/8" 1/2" 3/4" 1" | eBay
15-Foot Coiled 3/8-Inch ID Air Hose with Reusable 1/4-Inch NPT Brass and Quick Connect Fittings | 50043-WMQ-IND | RAK Distribution
Air Hose for Pneumatic Tools 1/4 in. Male x 3/8 in. Female Brass Pipe Reducer Coupler Connector Fitting 150 PSI Maximum 1/4 in 18 NPT Home Garage or Professional Shop: Amazon.com: Industrial & Scientific
Air Hose Connector 1/4" to 3/8" Hose | Auto & Trailer Spares Ltd, UK