Subrosa “Street Digger” tires are some of the most amazing tires on the market! Now available in red or white speedwall, as well as the traditional all black tire. Click HERE to view more photos, complete spec info, and to order yours now! 20″ x 2.25″ size only. The Subrosa Street Digger tire features a low profile design and tighter tread pattern for less rolling resistant and increased grip on ramps, park, and street. Inflated width: 2.36″. Rated up to 110psi. Weight: 21oz.