Concept Thunderbolt Single Speed 20" Wheel Boys Bicycle
Another new junior bike from the clever bike geeks at Insync. This one is a cool customer, designed for the boy bike rider who wants to try some offroad riding. It's fitted with powerful front and rear V-type brakes, steel wheels with mountain bike tyres that will also give a good ride on tarmac surfaces. Finished in a exclusive blue colourway with subtle decals.
V Type brakes for an improved braking performance.
Junior non-slip pedals prevent feet slipping off.
Upswept handlebars help to promote a good riding position and ensure children are more aware of their surroundings.
Adjustable brake levers which can be easily operated by smaller hands.
Grips made from a softer dual compound for quality and comfort.
Boys Mountain Bike Saddle.
This bike features stand out styling on the frame.
Frame: Steel 20” Freestyle BMX frame.
Fork: Hi Tensile 20” Unicrown BMX fork.
Headset: Steel, 8 pieces.
B.B Set: One Piece BMX Type.
Decals: CONCEPT THUNDERBOLT 20W BOYS ATB 2019.
Handlebar: Steel Upswept ATB style bars.
Grips: PVC grips.
Front Brake: Steel V Brake.
Rear Brake: Steel V Brake.
Chain: 1/2" x 1/8" x 82L.
Chainset: Steel 1/2" x 1/8" x 36T.
Tyres Front: 20" x 1.90".
Tyres Rear: 20" x 1.90".
Rims: Steel 14G X 36H, 20" X 1.75.
Front Hub: Steel 36H.
Rear Hub: Steel 36H.
Saddle: BMX Vinyl saddle.
Seat Clamp: Clamp bolt with domed nut.
Condition: New in box. 90% built.
Inflation of tyres. Fitting of pedals, handlebars/stem and seat
post/saddle, adjustments to brake and gear cables required prior
to riding. Tools required for assembly: cross head screwdriver,
4/5/6mm allen keys, 15mm spanner for pedals. A generic manual is
included but may not include specific assembly instructions. If
you are un-able to assemble the bike safely, we recommend that
the bike is taken to your local bike mechanic for assembly prior