One of the most versatile mountain bikesthe surplus 30 is one of the most versatile mountain bikes in felts range making it an ideal choice for both hard packed terrain and loamy trails its 275 wheels and three inch schwalbe rocket ron tires provide enhanced traction for increased stability and a smooth ride quality while its 6061 aluminum frame offers class leading durability rockshox reba suspension forkthe rockshox reba boost fork comes with 120mm of travel and solo air providing a sil