To replace the existing connector you will need to cut the connector off, peel back the outer hose cover and expose the rubber inner hose. Thread the outer plastic cover onto the hose followed by the white plastic cone, wider end of cone facing the new connector.
eBay
Hose Coupling High Hardness Pool Hose Adapter High Hardness Pool Hose Connector Coupling Safety Without Leakage Above-ground
Aliexpress UK
Adaptor without Stop. Garden Hose Snap On Quick Connector. 1/2" Solid Brass. Gardena Compatible.
eBay
Garden Hose Y Valve Connectors Brass Hose Splitter With Solid Brass Handle Brass Y Valve Water Garden Hose Adapter 2 Way
Aliexpress UK
It’s easy to install and provides a secure connection. Everything for the Aquarist, Pond Keeper & Pet Loverview all products. Stepped hosetail for 5mm/10mm/15mm/20mm/25mm hose. Pond Fitting Hosetail 1.5" Threaded Male Connector Fits Flexible Ribbed Hose.
eBay
SS304 T type Hose barb Tee 6~25mm Stainless stainless 3 Way T Shaped Co2 Splitter Hose Barb T Barbed Fitting 3 Way hose Adapter
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
13 mm Hose Control Valve Agriculture Water hose connector Greenhouse Hose Adapter Garden Irrigation Pipe Fittings 1 Pcs
Aliexpress UK
Indoor kitchen mixer tap hose pipe connector. Provided with one washers, designed to fit a wide variety of indoor kitchen tap. Suitable for a maximum width of 34mm and a tap height of 43mm. 1 x Pipe Connector.
eBay
PCS Vacuum Cleaner Adapters Converter Sander Dust Extraction Hose Connector From 22mm To 45mm Pool Hose Adapter Parts
Aliexpress UK
Universal Kitchen Tap Connector Mixer Hose Adaptor Pipe Joiner Fitting Water Adapter Tool for Garden Watering. Universal Accessories: Standard parts accessories are widely compatible, ensuring a secure fit to most kitchen sinks, outdoor faucets, water supplies and appliances.
eBay
Air Conditioning Window Adapter,air Conditioner Exhaust Hose Adapter,window Seal For 5.9“ Portable Air Conditioner Exhaust Hose
Aliexpress UK
Convenient if you do not have an outdoor tap. Easy to install.
eBay
Universal Kitchen Tap Adapters Brass Faucet Tap Connector Mixer Hose Adaptor Basin Fitting Garden Watering Tools Faucet Adapters
Aliexpress UK
This listing is for a rubber connector to fit indoor mixer taps or single taps that have a spout that measures between 22-24mm. THis item allows you to connect to a garden hose that uses the universal click-lock hose connection system as used by all major hose connector brands. This item is pushed onto the tap and tightened using the butterfly clamp. Please note that if your tap is too small do not overtighten this item as you will damage it and if this occurs no return or refund is possible so please measure carefully before you buy.
eBay
Garden Hose Splitter 2 Way Garden Water Distributor Solid Brass Y Valve Hose Connector Garden Water Hose Adapter 3/4 inch Thread
Aliexpress UK