Diamondback Jr Viper BMX Bike (20-Inch Wheels)

Diamondback Jr Viper BMX Bike (20-Inch Wheels) - SportsAuthority.com
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Item # 26697166


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Product Details

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.

Key Specs:

  • 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
  • Pedals: Resin platform
  • 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
  • Spokes: 14-gauge
  • 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.

Additional Info

  • Sprocket: 36t steel
  • Bottom Bracket: Loose ball
  • Includes owner's manual

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