Specialized
Riprock Coaster 20

Traction, control, confidence, and fun
$375.00
Color
I’m interested

Details

Traction, control, confidence, and fun—the Riprock 20 Coaster is the perfect bike for your kid to start hitting the trails with. And with the simple coaster brake design, safety and fun aren't mutually exclusive anymore.

  • The A1 premium aluminum frame is lightweight and built to withstand the tough use by kids, while the geometry features an ultra-low standover that makes it easy for your little ones to fit on and grow with the bike.
  • Steel coaster brake is a reliable, easy to use brake perfect for safe stops and awesome skids.
  • 20x2.3" Rhythm Lite tires deliver tons of traction, comfort, stability, and fun over all types of terrain. 

Specs

FRAME
Specialized A1 Premium Aluminum
FORK
Hi-Ten steel
SEAT BINDER
Bolt-type, 28.6mm
STEM
Die Cast Aluminum, 37mm length, 10 degree, 22.2 clamp diameter
HANDLEBARS
BMX, steel, 10-degree backsweep, 4-degree upsweep, 130mm rise, 560mm width, 22.2mm
GRIPS
Specialized, slip-on
SADDLE
Specialized Kids' Henge
SEATPOST
Steel, 25.4mm
REAR BRAKE
V-brake w/ tool-less reach adjust brake lever
CHAIN
KMC Z510, single-speed, anti-drop, 1/2"x1/8"
CRANKSET
Hi-Ten steel, 114mm
CHAINRINGS
Steel, 36T
BOTTOM BRACKET
Steel, loose ball bearings
RIMS
20" alloy, 16mm depth, 21mm internal width
FRONT HUB
Steel, bolt-on, 100mm spacing, loose ball bearings, 36h
REAR HUB
Coaster brake, bolt-on, loose ball bearings, 110mm spacing, 18T cog, 36h
SPOKES
Stainless, 14g
FRONT TIRE
Rhythm Lite, 30 TPI, wire bead, 20x2.3"
REAR TIRE
Rhythm Lite, 30 TPI, wire bead, 20x2.3"
INNER TUBES
Schrader valve
PEDALS
Nylon platform w/ reflectors
Our shop address

Blazing Saddles Bike Shop
2715 Hyde Street
San Francisco, CA 94109
USA

Open hours
Monday–Sunday 9:00am–6:30pm
Let's schedule an appointment!
37.8060609, -122.4209327