The Avon Cobra Chrome offers premium performance and a stylish Cobra themed design. Unique Tire Design with Detailed Aesthetic Features - Bespoke snake skin appearance and embossed Cobra head logo. Excellent Wet Braking and Stability - Enhanced compounds and new construction deliver improved stopping distances in wet braking tests. High Stability in All Conditions Delivering Precise Feel and Tire Feedback - Avon's latest tech pattern and advanced construction produces over a 5% larger tire footprint compare to Avon Cobra. Tire Specifications: Load / speed rating: 63V. Recommended rim (inches): 3.50. Rim size min / max (inches): 3.50 - 4.00. Outer width (inches/mm): 5.0 / 128. Outer diameter (inches/mm): 25.0 / 647. Tread depth (mm): 5.0.