Diamondback Bicycles Youth 2015 Jr Viper Complete Box Bike, Red Stainless steel band for Basil BasEasy-System II Stem Holder Fits 25-30mm stems Fits Basil BasEasy-system II and Permanent-system II High tensile steel frame built to last High tensile steel fork is strong to provide safe handling Single speed drivetrain is simple and reliable Linear pull plus rear coaster brake deliver stopping power