Very first Appear: ENVE M60 40 In addition Wheels.

Bikes that are capable of utilizing a plus-size tire are hitting the market fast, and suppliers and manufacturers are keeping pace with products aimed at this growing segment. ENVE is the latest to announce rims designed with the fatter tires in mind.
Bike Wheels
The new M60 Forty Plus rim is the first from the Ogden, Utah-based company that's aimed at aggressive trail riders looking for lightweight, durable rims to work with the 2.8 to 3.0-inch tires most commonly found on bikes in this category.
Bicycle Wheels