2012 Diamondback Recoil Comp 29 Mountain Bike -- Performance Exclusive. The Performance-Exclusive 2012 Diamondback Recoil Comp 29 full-suspension mountain bike combines the rock-solid performance and down-to-earth value that have made the 26 Recoil Comp so popular, with the additional advantages of 29 wheels. This sturdy, trail-tested, aluminum 29er features a proven single-pivot design for efficient and dependable bump control and easy maintenance. The 29 wheels provide less rolling resistance, better cornering traction and more ground clearance. Outfitted with a 100mm travel suspension fork, reliable Shimano drivetrain and efficient Hayes disc brakes, the Diamondback Recoil Comp 29 is a whole lot of bike for the money.