Description
Speed Series Junior BMX for track racing
The GT Junior 20" is a complete race BMX crafted for smaller riders whose height ranges from 4'2" to 4'8" (130 - 145 cm)
All bikes in GT’s Speed Series cater to mid-level to high-level riders and are specifically engineered for racing tracks. Each Speed Series bike is outfitted with an array of stiff and lightweight components, guaranteeing a rapid and reliable ride that will undoubtedly assist you in enhancing your personal track times.
Technical features
- Butted race frame constructed from premium grade 6061-T6 alloy, offering reduced weight and increased rigidity
- Junior-sized race fork made entirely of 6061 alloy with 10mm dropouts (3/8”)
- Junior-sized race handlebars fully crafted from light and stiff alloy
- 2-piece crank forged from lightweight alloy with 135 mm arms for enhanced pedalling
- Promax mini V-brake with cold-forged arms provided
- Aerodynamic ‘Aero’ rims featuring a durable double-wall construction
- Kenda 'Kompact' tyres, with a directional tread pattern, ideal for both hard-packed tracks and loose topsoil surfaces
Specifications
Wheel diameter:
20"
Frame name:
Junior
Frame Top Tube:
18.5"
Bar height:
4"
Fork material:
Aluminium
Weight:
15lbs
Frame material:
Aluminium, 6061, T6
Seat clamp:
Non-integrated, 22.2mm
Seat:
Combo
Seatpost Length:
135mm
Tyre width:
1.375"
Bar width:
24"
Upsweep:
2°
Backsweep:
8°
Stem type/Length:
40mm, Top load
Headset type:
Integrated 1 1/8"
Headtube angle:
73°
BMX Brake Included:
V-brake (Rear)
Gear ratio:
36/14
Crank Length/Type:
135mm, Two-piece
Pedal axle diameter:
9/16"
Driver side:
Right
Crank material:
Aluminium
Bottom Bracket:
Sealed
Crank Axle Diameter:
24mm
Pedal material:
Nylon
Axle diameter:
10mm
Number of spokes:
28
Chain type:
Single speed
Assembly:
Partly assembled