1、Ideal Accessory: This front round locking ring is designed specifically for Ninebot F30 F40 electric scooters, making it the perfect accessory for your scooter. 2、ABS Material: Made of premium ABS material, this locking ring is wear proof, environmentally friendly and free from toxic. It boasts a long service life, ensuring it won't easily break or get damaged. 3、Anti Slip and Secure: The locking ring features a non slip design that securely grabs onto the folding stem, providing you with peace of mind during your rides and enhancing safety. 4、Easy Installation: The locking ring can be effortlessly installed and detached by simply clipping it onto the folding lever, allowing you to make your rides more comfortable without damaging the scooter's deck. 5、Lightweight and Compact: This locking ring is lightweight and compact, making it easy to use and store. It offers flexible adjustment and excellent replaceability, ensuring convenience and versatility. Item Type: Front Round Locking Ring Material: ABS Weight: Approx. 12g/0.4oz 1 x Front Round Locking Ring 1 x Screw