Diamondback Nitrus 20 BMX Bike (20-Inch Wheels)

Diamondback Nitrus 20 BMX Bike (20-Inch Wheels) - SportsAuthority.com
View Larger
Play Video
Be sure to select a color, size and quantity below
Item # 26697146


Free Shipping on Bikes! (see promotion details)
Eligible for Free Shipping on Orders $49 or More! (see promotion details)
Members of The League get 5% back when you spend $100! (see promotion details)

1. Extended Coverage Plan Terms

Avoid costly repairs with an extended coverage plan.

2. Choose a Quantity


In stock: Leaves warehouse in 1 - 3 full bus. days
Details »
IN STORE: Not Available in Store.

Product Details

The Diamondback® Nitrus is a perfect first BMX race bike, but it's great around the neighborhood, too. It features a heat-treated aluminum alloy frame, chromoly fork, and lightweight aluminum rims; a Tektro® alloy linear-pull rear brake provides sure stopping power.

Key Specs:

  • Bike Gender: Boys'
  • Frame Size: 20"
  • Wheel Size: 20"
  • Wheel Width: 1.75 inches
  • Number of Speeds: 1 Speed
  • Frame: 6061 heat-treated aluminum with down tube fillet gusset, machined head tube
  • Chain: KMC® Z410 1/2 x 1/8
  • Crankset: 175 mm tubular chromoly 3-piece with 8-spline BB axle
  • Brakes: Tektro® linear
  • Brake Levers: Tektro®
  • Fork: Chromoly steerer with hi-ten steel legs
  • Headset: FSA® 1 1/8" threadless
  • Stem: DB Reactor
  • Handlebars: Hi-ten steel 2-piece 24" wide x 6.75" rise
  • Grips: DB Icon with nylon end plug
  • Seat Post: 26.8 mm alloy micro adjust
  • Pedals: DB Sound alloy with traction pins, chromoly axles
  • Seat: DB BMX padded
  • Hubset: 36h aluminum shell with 3/8" axle
  • Rims: 36h aluminum, 30 mm wide
  • Spokes: Black 14-gauge
  • Tires: Comp III style 20" x 2.125" (front), 20" x 1.75" (rear)




  • Bike Type: BMX
  • Allows you to ride all sorts of terrain such as dirt, street, and ramps.
  • Frame Material: Aluminum
  • A lightweight material that offers you a responsive ride.
  • Rear Brake Type: Linear / Direct Pull
  • Durable design that gives you amazing stopping power.
  • Free Wheel Hub: Yes
  • Allows you to pedal backwards without the brakes engaging.
  • 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: 44t alloy
  • Bottom Bracket: Loose ball with 8-spline 19 mm axle
  • Includes owner's manual

Product Reviews