These are the Pro-Line Bow-Tie Tires for use on the HPI Baja 5B. FEATURES: Fits front HPI Baja 5B Ultra beefy center lugs measuring .62" wide x .37" x .25" tall New upgraded molded blue foam inserts inlcuded Made from genuine Pro-Line long-lasting yet durable XTR rubber INCLUDES: Two Bow-Tie 5B Front Tires REQUIRES: Installation on the vehicle SPECS: Outer Diameter: 75mm (3") Inner Diameter: 114.75mm (4.5") Width: 60.5mm (2.4") cnh 3/12/09 ir/jxs