Surly Molenda Tire - 24 x 6.2 Tubeless Folding Black 60 TPISurly Molenda Tire 24 x 6. 2 Tubeless Folding Black 60t TPI. The Surly Molenda tire is made for the Surly Moonlander bike. Designed to power your Moonlander over previously unridden terrain this tire features a spacious 6. 2" tread to keep you rolling over loose unconsolidated debris sand and snow without a hitch. A deeply grooved tread spans the footprint for maximum flotation and traction when clambering over rocks roots logs and anything else in