Bike details
Overview
Key information split into simple groups.
Bike summary
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Frame Aluminum -
Suspension Rigid -
Brakes Mechanical Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
RADIO “ZUMA 16” frame, 6061-T6 alloy
Suspension Fork
RADIO “ZUMA 16” straight rigid fork, 6061-T6 alloy
Drivetrain
Cassette
RADIO sprocket, steel, 28t
Crank
RADIO “JUNIOR” 3pc crank, forged alloy, 114mm length
Bottom Bracket
RADIO bb set, BSA, square taper, sealed bearing
Chain
KMC chain, S1 type, 1/2? x 1/8?
Pedals
RADIO “JUNIOR” pedals, nylon
Wheels
Front Hub
RADIO disc hub, alloy shell, loose ball, 3/8?s crmo axle, 20h
Rear Hub
RADIO disc hub, alloy shell, for freewheel, sealed,3/8?s crmo axle, 20h
Rims
Front: RADIO “J25SE” rim, alloy, double wall, Rear: RADIO “J25SE” rim, alloy, double wall
Tires
VEE TIRE “CROWN GEM” tires, 2.25? front & rear
Brakes
Brakes
PROMAX “DSK-310” – mechanical disc front & rear brake
Brake Levers
PROMAX “BL-367” lever, alloy
Cockpit
Stem
RADIO “ZUMA 30” frontload stem, alloy, 30mm reach
Handlebar
SATORI bar, 6061-T6 alloy, 19mm griptube, 25.4mm bar bore, 1?rise
Grips
RADIO “JUNIOR” grips, 100mm, with flange
Headset
FSA A-headset, loose ball
Seat
Saddle
RADIO “ZUMA 1416” railed seat
Seatpost
PROMAX “SP-2019” seat post, alloy, multi-adjust, 250mm
Fit data
Geometry