Description
Speed Series Junior BMX for Track Racing
The GT Junior 20" is a complete racing BMX designed 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-high level riders and are crafted exclusively for race track use. These bikes showcase a variety of stiff, lightweight components, offering a quick and durable ride which will certainly assist in enhancing your personal track timings.
Technical Features
- The race frame is made from premium 6061-T6 alloy, balancing reduced weight and increased firmness.
- The Junior-sized race fork, constructed entirely from 6061 alloy, features 10mm dropouts (3/8").
- The handlebars for juniors, completely made from a light and stiff alloy.
- A 2-piece crank forged from light alloy with 135 mm arms for better pedalling efficiency.
- Includes Promax mini V-brake with cold-forged arms.
- Durable double-wall 'Aero' rims designed for optimal air flow.
- Kenda 'Kompact' tires equipped with a directional tread pattern, fit for both hard-packed tracks and loose surface layers.
Specifications
Wheel diameter:
20"
Frame name:
Junior
Frame Top Tube:
18.5" (47cm)
Bar height:
4" (10.2cm)
Fork material:
Aluminum
Weight:
7.06kg
Frame material:
Aluminum, 6061, T6
Seat clamp:
Non-integrated, 22.2mm
Seat:
Combo
Seatpost Length:
135mm
Tire width:
1.375"
Bar width:
24" (61cm)
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:
Aluminum
Bottom Bracket:
Sealed
Crank Axle Diameter:
24mm
Pedal material:
Nylon
Axle diameter:
10mm
Number of spokes:
28
Chain type:
Single speed
Assembly:
Partly assembled