Replacement Razor OEM Black Locking Knob WITHOUT Screw for the Razor E100, Razor E200, Razor E300 Electric Scooters. This Locking Knob is part of the Handlebar folding system that enables one to secure the handlebars in the up right position once unfolded. Knob only, does not include the screw. W13112099029 Home | New Arrivals | Hover Boards | Quadcopters | Electric Scooters | Electric Bikes| Razor Scooter Parts | Scooter Parts | PS4 | Xbox ONE | iWatches / Gadgets | Shipping | FAQ | About Us | Scooter Laws | Returns | Shopping Cart