Subrosa Wings Park BMX Bike,Subrosa 2021 ALTUS Black | TBB-BIKE,The Subrosa “Sono” complete bike line has everything to get started in BMX. Aftermarket components from @theshadowconspiracy and @rantbmx, modern pro level geometry, and the line features a 21” XL version all,Subrosa Bikes ,The Subrosa “Sono” complete bike line has everything to get started in BMX. Aftermarket components from @theshadowconspiracy and @rantbmx, modern pro level geometry, and the line features a 21” XL version all