Description
Beginner BMX with 20" Wheels and a Considerable Range of Aftermarket Parts
The 2020 Primer 20" is a fully-sized beginner BMX by Sunday. It's meant for newcomers venturing into the realm of freestyle BMXing, providing an ideal foundation for progression. As an entry-level bike, the Primer boasts a considerable selection of aftermarket components from Sunday and Odyssey, as well as a fully sealed cassette for the rear hub.
Technical Specifications
- 3-piece crank with compact 160mm arms, enhancing technical performance
- Integrated 1-1/8" headset for smooth handling and precise steering
- 19mm mid bottom bracket equipped with sealed bearings
- Fully sealed cassette rear hub coupled with open front hub bearings
- Ample aftermarket components
- 'Sunday Sabertooth V2' 25T aftermarket sprocket
- 'Sunday Freeze' 48mm aftermarket front load stem
- 'Odyssey Springfield' aftermarket U-brake
- 'Odyssey Path' 2.4" tyres with a grippy and wide design, offering enhanced traction and shock absorption
Model specifications
Model | Frame Top Tube |
20" - Gloss Toothpaste | 20" |
20.5" - Gloss Hot Pink | 20.5" |
20.5" - Gloss Surf Blue | 20.5" |
20.75" - Matt Lavender | 20.75" |
21" - Matt White | - |
21" - Matt Black | 21" |
Specifications
Wheel diameter:
20"
Bar design:
Two-piece
Bar height:
9"
Bar width:
28.5"
Backsweep:
12°
Upsweep:
4°
Hub:
Cassette, Sealed bearings, Unsealed bearings front
Weight:
24lbs
Frame material:
Hi-ten steel
Seat clamp:
Non-integrated
Seat:
Combo
Tyre width:
2.4"
Pegs:
Not included
Axle diameter:
10mm, 14mm
Stem type/Length:
48mm, Front load
Stem diameter:
22.2mm
Headset type:
Integrated 1 1/8"
Headtube angle:
75°
BMX Brake Included:
U-brake (Rear)
Gyro compatible:
Yes
Gear ratio:
25/9
Crank Length/Type:
160mm, Three-piece
Pedal axle diameter:
9/16"
Sprocket mounting:
Bolt Drive
Driver side:
Right
Crank material:
Chromoly Steel
Bottom Bracket:
Mid, Sealed
Crank Axle Diameter:
19mm
Pedal material:
Plastic
Number of spokes:
36
Chain type:
Single speed
Assembly:
Partly assembled