QLT Foldable Motorcycle Building Blocks, Compatiable with Lego Technic Set, Mountain Bike Building Kit STEM Educational Bike Building Set for 6-10 Years Old Boys (242Pcs) : Toys & Games
LEGO Mountain Bike Bicycle Road Hybrid City Bike Bicycle MTB | eBay
LEGO mountain bike / bicycle - blue with red wheels
LEGO Technic mountain bike MOC - YouTube
LEGO IDEAS - We love sports! - Brick Bicycles Mountain Bike
New LEGO Minifigure series features a mountain biker - MBR