Surly

ExtraTerrestrial Tire - 700 x 41, Tubeless, Black/Slate, 60tpi

The ExtraTerrestrial is an ultra-durable touring tire designed to provide low rolling resistance and durability on various multi-road surfaces, and the low-profile, directional tread pattern maintains traction when it's needed.

• Molded tread pattern for anti-cut propagation
• Kevlar cap under the tread to protect against flats
• Nylon breaker in the sidewalls for cut protection