14x2.125 TUBE This inner tube model 14x2.125 with CR202 angle stem is for use on 14 inch wheels with tyre widths between 2.125 and 2.40. It can be used as a replacement inner tube for 14x2.125 / 57-254 electric scooter tyres. (Please make sure your bike tyre is 14 inches before purchasing) 32 mm Schrader (normal) valve stem American style elbow design Our inner tube bend nozzle design, can withstand the heat pressure interface seal tight, not easy to leak, its material is pure copper air nozzle, high pressure resistance, not easy to deformation, long time to use. Optimum safety and performance Our 14x2.125 inner tube ensures airtightness and vibration damping for superior road safety. With this must-have tyre component, you'll enjoy a smooth and stable ride every time. High-performance design High elasticity and anti-slip performance, our inner tube has a clear surface texture, high elasticity and anti-slip, high airtight metal valves, strong and durable, inflated up to 180 days to meet your needs. Perfect fit for 14" electric scooter wheels——Designed specifically to be compatible with 14" electric scooter wheels and E-Bike Tire Tube, our inner tubes a seamless fit. easily replace your inner tubes with our convenient, easy-to-install design.