Thank you for reaching 700 followers! We will continue to build trust and strive to provide good products! Also, thank you for the many repeat purchases and award reports ⭐️ We are using aftermarket parts. Full carbon fiber ⭐️ This is a MS chassis lane change specialized single-axis rear bumper ⭐️ Why can't you conquer the LC? It's a source of frustration on a 3-lane course. By focusing on the rear, not just the front thrust adjustment, the difficulty is significantly reduced! The other day, there was a high-difficulty LC at a shop race, and while many cars failed to clear it, this LC-specialized single-axis rear bumper consistently cleared it ⭐️ By using this bumper, you can conquer high-speed LCs and reverse LCs, and also achieve quick course recovery by utilizing the single-axis design ⭐️ Cornering speed also increases with rigidity-like precision ⭐️ 64