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.
Wheel Width:1.75 inches
Number of Speeds:1 Speed
Chain:KMC® Z410 1/2 x 1/8
Crankset:140 mm steel 1-piece
Brakes:Alloy linear rear brake and rear coaster hub
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
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
Allows you to ride all sorts of terrain such as dirt, street, and ramps.
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.
A lightweight, durable material.
Features small raised knobs that help the tires grip better on dirt and in mud.