The CST inner tire tube is an essential replacement part specially designed for electric mobility devices such as electric bicycles, electric scooters, and electric wheelchairs. It is designed to fit 12x 2.125 V tires or similar sizes, with a recommended maximum pressure of 4 Kg and features a VC 135x60° valve.

• Size Compatibility: 12x 2.125
• Valve Type: Schrader valve for easy inflation and compatibility with common air pumps
• Material: Durable butyl rubber for improved air retention and puncture resistance
• Designed for: Electric bicycles, electric scooters, electric wheelchairs, and other small electric mobility devices
• Lightweight construction: Minimizes impact on vehicle weight and battery performance

The inner tube ensures optimal tire inflation, provides reliable air retention, improves driving comfort and safety, and is easy to install and compatible with common air pumps found in home and professional settings.