Boards
Skates
Scooters
BMX
Apparel
Winter Sports
Surf
On Sale
Popular products
Description
Complete 20" Supermain BMX by Harry Main's Mafia brand
Recently Harry Main has been an active name in the BMX industry, not just as a pro rider, but also as a business owner and industry-influencer. This is his take on, what a complete 20" bike should be like.
- Solid frame, fork, and cranks made from 4130 cro-mo
- Pretty tall and robust handlebars, also made from 4130 cro-mo
- Sealed bearings at bb, front- and rear hub for a minimum of maintenance
- Beefy 2.4" Crawler tyres in front and rear
- Double wall front rim and extra wide single rear rim
- U-brake included
Model specifications
| Model | Frame Top Tube |
| 20.6" | 20.6" |
| 21" | 21" |
Specifications
Wheel diameter:
20"
Bar height:
9.2"
Bar width:
29"
Backsweep:
Yes
Hub:
Cassette, Sealed bearings
Weight:
26lbs
Frame material:
Chromoly Steel
Seat clamp:
Integrated
Seat:
Tripod
Tyre width:
2.4"
Pegs:
Not included
Axle diameter:
10mm, 14mm
Stem type/Length:
Top load
Stem diameter:
22.2mm
Headset type:
Integrated 1 1/8"
BMX Brake Included:
U-brake (Rear)
Gyro compatible:
Yes
Gear ratio:
25/9
Crank Length/Type:
Three-piece
Pedal axle diameter:
9/16"
Sprocket mounting:
Bolt Drive
Driver side:
Right
Crank material:
Chromoly Steel
Bottom Bracket:
Mid
Crank Axle Diameter:
19mm
Pedal material:
Plastic
Number of spokes:
36
Chain type:
Single speed
Assembly:
Partly assembled
Recommended from:
13 years
From same brand
reviews (3)
There are no reviews in English. Show reviews in other languages (3 reviews)
