Diamondback Bicycles 2014 Octane Boy's Mountain Bike (20-Inch Wheels), One Size, Blue 6061-T6 Aluminum Octane 20 Jr. MTN Frame 30mm Travel Jr. MTB Suspension Fork Shimano Rear Derailleur & 6-Spd Twist Shifter Rust-Proof Alloy Rims & Stainless Steel Spokes DB 2-Panel Jr. MTB Padded Saddle