Pirelli Scorpion E-MTB S Tire - 29 x 2.6 Tubeless Folding BlackPirelli Scorpion E MTB S Tire 29 x 2. 6 Tubeless Folding Black. The Scorpion E MTB is the best choice for any single track with soft terrain where grip and reliability are key factors. The tall profile and widely spaced tread pattern cuts into and grips any kind of loose or soft terrain. SmartGRIP+ Compound provides E MTB specifc resistance against tearing and grip in both wet & dry conditions Multi ply 60tpi Nylon for improved reliability and handing