Stoney Racing Universal Silicone Straight Reducer Hose Coupler. Most sizes will stretch approx 1mm-2mm with good lubrication, so a 70mm hose will usually fit a 71mm or 72mm pipe for example. To lubricate the hose use washing up liquid/dish soap or a silicone-based lubricant,do not use oil-based lubricants including WD-40.
eBay
4mm 6mm 8mm 10mm 12mm 14mm 16mm Hose Tube Union Straight Reducer One Touch Air Pneumatic Push In Pipe Fitting Quick Connector
Aliexpress UK
1x Brass Reducing Connector. This fitting is made of brass for corrosion resistance, Commonly used to connect lines for air, water, fuel, oil and inert gases in a quick and simple way. Material: Brass.
eBay
AN Male Flare To AN Male Flare Union Coupler Fitting Black High Quality AN4 AN6 AN8 AN10 Straight Reducer Adapter Hose fittings
Aliexpress UK
Stoney Racing Universal Silicone Straight Reducer Hose Coupler. All sizes are 76mm length. Smaller sizes up to 48mm I.D. are constructed from 4 high grade silicone layers reinforced with 3 layers of tough polyester fabric with a total wall thickness of approx 4.5mm.
eBay
For Shower Hose / Head Adaptor Parts Reducer 3/4\\\" Female To 1/2\\\" Male Bath Accessory Chrome Plated Brass Hot New Useful
Aliexpress UK
Type: Reducer Adapter. 🚿Multi-Use Design – fits between showerhead, hose, or mixer. Application: Shower hose, showerhead, mixer connections. 🔧Universal BSP Fit – 3/4" Female to 1/2" Male. Size: 3/4" BSP Female to 1/2" BSP Male.
eBay
Copper 1/2" 3/4" 1" Thread Connector Fittings Water Pipe Reducer Connector Transitional Hose Repair Coupling
Aliexpress UK
Suitable for: Air, Fuel, Petrol, Water. Resistant to petrol and diesel. Our continuous focus and efforts is on Service, Quality and Competitiveness. Our products are sourced from manufacturers who are quality conscious and manufacture goods under UL,DIN, UKAS, BSI and RoHS compliance.
eBay
EPLUS Silicone Hose 0° 45° 90° Connector Reducer Pipe Adapter Blue Green High Temperature Resistance Universal silica gel
Aliexpress UK
High quality hose pipe connectors are made from Polyamide 6, 30% Glass Fiber Reinforced. T - Piece Increasing. T - Piece Reducing. CHOOSE YOU TYPE, SIZE and QUANTITY FROM THE DROP DOWN LIST.
eBay
3-25mm 6mm 4mm 8mm 10mm Brass 2 Way Reducing Straight Hose Barb Barbed Pipe Fitting Reducer Copper Coupler Connector Adapter
Aliexpress UK
SELECT ANGLEStraight Reducer. APPLICATIONEngine Coolant Systems, Radiator Hose. HOSE GRADESAEJ20. MANUFACTURERAuto Silicone Hoses. SAFETY FACTOR3:1.
eBay
4mm 5mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 2 Way Straight Hose Barb Brass Pipe Fitting Reducer Coupler Connector
Aliexpress UK
90 Degree Elbow & 90 Degree Elbow Reducer JOINER TUBING PLASTIC BARBED CONNECTOR PIPE HOSE Air Fuel Petrol, Water, Gas, Vacuum. L - 90 Degree Elbow. L - 90 Degree Elbow Reducing. High quality hose pipe connectors are made from Polyamide 6, 30% Glass Fiber Reinforced.
eBay
3-25mm 6mm 4mm 8mm 10mm Brass 2 Way Reducing Straight Hose Barb Barbed Pipe Fitting Reducer Copper Coupler Connector Adapter
Aliexpress UK