2020 Specialized Riprock Coaster 20

Aluminum frame coaster bike

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2020 Specialized Riprock Coaster 20
  • MSRP $270
  • Suspension Rigid
  • Frame Aluminum
  • Fork Steel
  • Wheels 20″ Aluminum
  • Brakes Coaster

Geometry
Build
FrameSpecialized A1 Premium Aluminum
ForkHi-Ten steel
Bottom BracketSteel, loose ball bearings
HandlebarBMX, steel, 10-degree backsweep, 4-degree upsweep, 130mm rise, 560mm width, 22.2mm
SaddleSpecialized Kids' Henge
SeatpostSteel, 25.4mm
PedalsNylon platform w/ reflectors
GripsSpecialized, slip-on
Components
CrankHi-Ten steel, 114mm, Steel, 36T
ChainKMC Z510, single-speed, anti-drop, 1/2"x1/8"
BrakesV-brake w/ tool-less reach adjust brake lever
Wheels
Rims20" alloy, 16mm depth, 21mm internal width
SpokesStainless, 14g
Front HubSteel, bolt-on, 100mm spacing, loose ball bearings, 36h
Rear HubCoaster brake, bolt-on, loose ball bearings, 110mm spacing, 18T cog, 36h
TiresRhythm Lite, 30 TPI, wire bead, 20x2.3"

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2020 Specialized Riprock Coaster 20