megapro90Ban irc tubeless. 10090-17. Ban belakang megapro monoshock. Kembang tak mengikat. Jika tak ada kembang di gambar maka akan dikirim kembang lain yg sesuaiSound Ratings (ASTM E90-02, E989-89, E492-90) STC (Sound Transmission Class) 52* IIC (Impact Insulation Class) 50* *Sound testing performed as to ASTM E90 and E492, test