The standards are continually being raised and the challenge for perfection knows no limit. Now besides the Special Belt and the Kevlar Belt, champions of durability and performance, Malossi introduces two new players to the field... the X Kevlar Belt and the X Special Belt. Malossi's technical department wishes to thank their admirers who provide a fundamental stimulus for research and development. Compatible with: - Aprilia: Sonic 50 AC_S, Sonic 50 LC_S - Malaguti: F10_S