Item Type: RC Transmitter Steering Wheel_x000D_Material: Aluminum Alloy_x000D_Product Size: Approx. 47 x 27mm / 1. 85 x 1. 06in_x000D_Application: For FLYSKY NB4 remote control. 1Great in Match: Suits perfectly for FLYSKY NB4 remote control, the RC transmitter steering wheel is a great replacement for damaged parts. 2Better Control: Conforms to standard design, the 47 x 27mm transmitter steering wheel trigger will simplify the RC control and operation. 3Pretty Designs: Having been through excellent workmanship, the steering wheel trigger with metallic luster is also a perfect decoration. 4Aluminum Alloy: Adopting premium aluminum alloy material with high strength, the remote control steering wheel is very durable with impact. 5Easy to Install: Comes with a compact size and a light weight as well, the RC transmitter steering wheel is very easy to install in minutes.