Haro Annex Si (Alloy) Race BMX Bike
Haro Annex Si (Alloy) Race BMX Bike
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The Haro Annex Si is the perfect starting point for riders interested in hitting the local BMX track for the first time, while also being a great everyday bike.
With it's lightweight alloy frame, hi-ten steel fork and handlebars giving it plenty of strength whilst keeping the weight down. The 19.5" top tube is ideal for smaller riders who still need a 20" setup.
The 165mm cranks and 40/16 gearing make pedaling a breeze whether on the track or on the way to school and the stylish BMX race inspired graphics are sure to catch attention.
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Product Specs
- FRAME MATERIAL: Alloy
- WHEEL SIZE: 20"
- TOP TUBE LENGTH: 19.5"
- CHAIN STAY LENGTH: 13.9"
- HEADTUBE ANGLE: 74°
- SEAT TUBE ANGLE: 70°
- FORKS: 100% Hi-Ten Steel
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BARS:
- MATERIAL: Hi-Ten
- TYPE: 2-Piece
- RISE: 7.5" Rise
- WIDTH: - STEM: Alloy Top Load
- HEADSET:
- BRAKE MOUNTS: Welded Mount
- BRAKES: V-Brake
- FRONT HUB: Loose Ball
- FRONT RIM: Single Wall
- REAR HUB: Loose Ball
- REAR RIM: Single Wall
- TYRES: 1.95"
- SPROCKET: 40t
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CRANKS:
- MATERIAL: Steel
- TYPE: 1-Piece
- ARM LENGTH: 165mm - BB:
- PEDALS: Nylon/Fiberglass
- SEAT: Railed Seat
- GEARING: 40/16
- WEIGHT: 23.15lbs (11kg)
Product Highlights
- Full Size Bike with a Shorter Top Tube and geometry to Suit riders who are 4ft - 5ft 4" / 120cm -160cm
- BMX Racing specific bike
- Lightweight aluminium build
- Geometry designed with the smaller rider in mind
- Great spec for a BMX in this price bracket
NEED MORE HELP UNDERSTANDING BMX RACE BIKES?
We have compiled a complete BMX Race Bike Buyers Guide to help you through the process of finding your perfect race bike. Here at sourcebmx we are all riders so we can offer advice that only 100% rider-owned bmx shops can - just ask!
Click here to view all BMX Race Bikes
BMX RACE BIKE SIZING
The first thing you will need to do is make sure you get the correct size BMX race bike, based on your height. BMX race bikes are sized from Mini (The smallest) through to Pro (adult) sizes. These sizes refer to the overall size of the frames and parts but the wheel diameter will remain the same at 20” despite the width of the tyres varying.Take a ride through our handy guide to find out what size bike best suits you.
Note: there is some overlap between sizes as personal preference comes into the equation.
| Rider Height (ft & in) | Rider Height (cm) | Wheel Width (in) | Bike Size |
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| Up to 4'4" | Up to 130cm | 1 - 1/8 | Micro Mini |
| 4'2" - 4'10" | 127cm - 148cm | 1 - 1/8 | Mini |
| 4'6" - 5'1" | 138cm - 155cm | 1 - 1/8 | Junior |
| 5'0" - 5'4" | 150cm - 165cm | 1 - 3/8 | Expert |
| 5'2" - 5'6" | 155cm - 170cm | 1 - 3/8 | Expert XL |
| 5'3" - 5'8" | 160cm - 175cm | 1.75 | Pro |
| 5'7" - 6'0" | 170cm - 185cm | 1.75 | Pro XL |
| 6'0" + | 185cm + | 1.75 | Pro XL + |
