High quality: The length is 11 cm, the outer diameter of the thread is 60 mm, the inner diameter of the thread is 60 mm, not 6 mm. The spacer is made of high-quality PE plastic and has a PVC seal, which makes it robust, durable, pressure-resistant and leak-proof. Non-toxic, environmentally friendly and safe to use. Accessories for 1000-liter water tanks: This spacer/extension has a 2-inch S60 x 6 coarse thread on both sides, which extends your IBC tap flow and provides a suitable alternative to one-piece outlet connections. Accessories for IBC containers - Coarse internal and external thread: S60 x 6 (DN50 inch) - Our tank coupling reinforces and thickens the thread connection to increase surface friction and provide a non-slip effect during assembly or disassembly. IBC tap: Quick and easy to install, just adjust the interface and screw it on gently; it is very easy to use. The seal is strong, so you don't have to worry about water leakage. Wide range of applications: The S60 x 6 IBC hose adapter with coarse thread fits most standard IBC containers in the UK and Europe. (Note: Screw onto the IBC tap outlet, do not screw directly into the inner IBC container.)