Bicycle Chain Oiler Lubrication Maintenance Device Chain Rolling Roller Type Chain Oiling Easy and environmentally friendly chain. This product is an intelligent and environmentally friendly basic maintenance tool for bicycle chains. Small size, refillable, very easy to handle. Suitable for all common medium and low viscosity. (Not applicable to waxes and solvent-based lubricants). In just a few seconds, your bike is for the trip. Product details: – Small and easy to operate – Leakproof and refillable -No messing up hands – Suitable for all bicycle chains – Suitable for all medium and low viscosity – suitable for wax and solvent-based lubricants Feature: ✅No more dirty hands and oil splashes-are your hands stained with stains every you clean the bicycle chain? Now say goodbye to dirty. This bicycle chain oiler has a unique design that allows you to avoid direct with lubricating oil. From then on, you can easily clean the bicycle chain! ✅The simplest maintenance for bicycle chain in the world-just point the fueler at the bicycle chain, turn the bicycle pedal 2-3 times, the lubricant will be automatically and evenly delivered to the chain, the whole process takes a few seconds. ✅Using this fueler, you can save up to 90% of the oil, because it will release the amount of lubricant that your bicycle chain really needs-its special disc design ensures that the internal fueler wheel rotates under slight pressure on the bicycle chain And reliably transport the oil and add it to your chain evenly. It stores any type of medium and low viscosity chain oil in its micropores and liquid conductors. ✅Put the oiler in your pocket, it will or leak. Move it, it-nothing will happen. ✅Easy to use-This oiler has a finger to ensure a firm grip. It can be used whenever you need it. Specification： Material: ABS Package content: 1 x chain tool