Mongoose Mack Mag Wheel Mountain Bike 26 Wheels 21 Speeds Shimano Revo Twist Shifters Mens Frame Orange White On Black

21speed Shimano Revo twist shifters with a Shimano rear derailleur provide quick, smooth gear changes Front and rear mechanical disc brakes provide crisp stopping in all conditions 26inch wheels with aluminum mag wheels for durability and an aggressive look Fits adult riders 5 feet 4 inches to 6 feet 2 inches tall. Toolfree adjustable seat post lets you finetune your perfect fit. Requires assembly Durable steel 3piece crank offers optimal gearing on tough rides Toolfree adjustable seat post for easy height adjustments