The Losi LOS261003 Seat and Battery Box Set is a replacement component designed for the Losi Promoto-MX and Promoto-SM 1/4 scale RC motorcycles. This set includes a detailed rider seat, a battery box cover, and all necessary assembly hardware, providing a realistic appearance and secure battery placement for your motorcycle. Constructed from injection-molded plastic with foam inserts, it ensures durability and ease of installation. Upgrading with this set enhances both the aesthetics and functionality of your Promoto-MX or Promoto-SM model