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Radio Bike EVOL -20.3TT


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20.3″TT Evol 20
The evol enters 2021 with a fresh injection of new parts and flavour. A solid entry level machine with everything you need to start making serious progression with your riding. Boasting a crmo toptube and a sealed integrated headset and mid-sized bottom bracket, details like the big logo radio rookie tires and oil slick sprocket make the evol something very special and unique.
Frame – Radio “evol” frame, crmo top tube, 1020 hi-ten
Fork – Radio “am” fork, 1020 hi-ten, crmo steerer, tapered legs
Handlebar – Radio “am 20” bar, 1020 hi-ten
Grips – Salt “ex” grips, flangless, 155mm
Stem – Radio “am” topload stem, 50mm reach
Headset – Salt “pro” integ. Headset, sealed ball
Gyro – Holes for removable tabs
Brake lever  – Radio “am” alloy brake lever
Brake – Radio “am” alloy u-brake rear
Crank – Radio “rookie” tubular 3pc crank crmo, 165mm, 8 spline
BB – Mid size, press fit, sealed bearing
Pedals – Radio “pro” nylon fibreglass pedals
Chain – Salt “am” chain, wz1 type
Sprocket – Radio “vision” steel 25t sprocket
Driver – 9t cassette driver, loose ball
Front hub – Radio “rookie” steel hub, lb, 3/8″s, 36h
Rear hub – Radio “am” cassette hub, alloy, semi-sealed, 9t, 14mm axle, 36h
Front rim – Radio “rookie” rim, single wall, 36h
Rear rim – Radio “rookie” rim, single wall, 36h
Seat – Radio “century” mid padded combo seat
Seat clamp – Radio “slim” alloy seat clamp
Tires – Radio “rookie” tires, 2.3″ front & rear
Weight – 12.25kg / 27.02lbs
Frame geometry
Top tube length – 20.3″
Chain stay length – 13.2″
Head tube angle – 75°
Seat tube angle – 71.5°
Bottom bracket height – 11.75″
Standover height – 8.25″
Handlebar geometry
Rise – 8.8″
Width – 29″
Backsweep – 11°
Upsweep – 2°

Additional information


Matt Black, Sky Blue