WorksBell RAPFIX GTC ブラック ステアリング

The product you're referring to seems to be the Works Bell RAPFIX GTC, which is a type of quick-release steering wheel hub manufactured by Works Bell. The "ブラック" indicates that it is in black color.
Quick-release steering hubs like the RAPFIX GTC are popular among car enthusiasts and in motorsports because they allow for easy removal of the steering wheel. This can be useful for improving accessibility to the driver's seat or for securing the vehicle when left unattended.
If you need more specific information regarding its features, compatibility, installation, or pricing, please let me know!