The ultimate BMX race bike, the Diamondback® Jr Viper is loaded with tough components at a great price. It offers a rugged steel frame, a 1-piece steel crankset, and anodized aluminum rims; a linear-pull rear brake with coaster hub allows you to stop on a dime.
Bike Gender: Boys'
Frame Size: 20"
Wheel Size: 20"
Wheel Width: 1.75 inches
Number of Speeds: 1 Speed
Frame: Hi-ten steel
Chain: KMC® Z410 1/2 x 1/8
Crankset: 140 mm steel 1-piece
Brakes: Alloy linear rear brake and rear coaster hub
Brake Levers: Alloy
Fork: Hi-ten steel
Headset: 1" threaded
Stem: 1" quill steel base with alloy clamp
Handlebars: Hi-ten steel 2-piece 24" wide x 6" rise
Grips: DB Icon with nylon end plug
Seat Post: Steel pillar
Seat: DB BMX padded
Pedals: Resin platform
Hubset: 36h steel shell with 3/8" axle (front); 36h steel shell with coaster brake, 3/8" axle (rear)
Rims: 36h aluminum, 30 mm wide, anodized black
Tires: Comp III style
Bike Type: BMX
Allows you to ride all sorts of terrain such as dirt, street, and ramps.
Frame Material: Steel
A durable, long-lasting material.
Brake Type: Linear / Direct Pull
Durable design that gives you amazing stopping power.
Rear Brake Type: Coaster
A simple design where you pedal backwards to engage the brake.
Rim Type: Aluminum
A lightweight, durable material.
Tire Type: Knobby
Features small raised knobs that help the tires grip better on dirt and in mud.