Description: 【Enhanced Grip And Comfort】: Made from quality silicone material, this RC transmitter steering wheel grip provides a soft yet secure handling surface that improves control and reduces hand uncomfortable during extended RC sessions 【Compatibility Design】: With an outer diameter of 4.5 cm / 1.77 inch and inner diameter of 3.5 cm / 1.38 inch, this steering wheel grip is compatible for NB4, and most RC transmitters and radio system controllers, offering a great fit for various remote control models 【Easy Installation Process】: This replacement part installs in seconds by simply stretching the silicone grip over your existing transmitter wheel, no more complicated tools or modifications required for immediate comfort improvement 【Secure Non Slip Surface】: The textured silicone surface ensures firm grip and prevents slipping even when your hands are sweaty, providing consistent control during competitive or intense driving conditions 【Ideal For RC Enthusiasts】: This steering wheel grip replacement is great for both beginner and professional RC car owners who want to enhance their driving precision and comfort during races, practice sessions, or casual backyard driving Specification: Material: Silicone Size Chart: Outer Diameter: 4.5cm/1.77inch Inner Diameter: 3.5cm/1.38inch Package Includes: 1 Transmitter Steering Wheel Grip Note: Please allow slightly errors due to manual measurement and different monitors.