Features:DurableThe scooter shaft locking screw adopts high quality stainless steel material, which is wear resistant and hard . The scooter shaft locking screw has long using life span .PracticalReinforced and upgraded design for a better drive, less mechanical play and more firmness .CompactThe scooter shaft locking screw is compact and lightweight, which is convenient to carry out .Easy to installThe scooter shaft locking screw is easy to install with the installation accessories .Scope of applicationFabricated with high precision for perfect fitness . The scooter shaft locking screw is designed for Ninebot Max G30 Electric Scooter .Specification: Type: scooter shaft locking screw Material:stainless steelColor: as shownSize:6 .5*2cmPackage include:1pcWarning: It is illegal to ride electric scooters on public roads, pavements, or cycle paths . They are intended only for use on private land with the owner's permission .