S&M Mainline V2 Tyres are here! 
The Mainline is S&M's trail tyre; but it's also a durable street tyre. Available with wire beaded mid-weight, high pressure casings. The 2.40" V2 has been slightly redesigned and now works as well on concrete as it does on dirt.

Specifications:
Inflated Width - 2.4″ (60.7mm) 2.20″ (56mm)
Inflated Diameter (20") 20.5″ (521mm)
Max Pressure - 110 psi
Weight (20"x2.2") -83g