Compare bikes: Compare Specialized Hotrock Hotrock 12 Coaster Boys (2017) vs. Specialized Riprock Riprock Coaster 12 (2017) - Findabike
Prices
Retail price
£ 160
£ 160
Specifications
Drivetrain
Chain
KMC Z510, single speed, anti-drop, 1/2"x1/8"
KMC Z510, single-speed, anti-drop, 1/2"x1/8"
Crank
Hi-Ten steel, OPC
Hi-Ten steel
Frameset
Fork
Hi-Ten steel, 1" threaded steerer, 3/8" axle dropouts
HiTen, 1" threaded steerer
Frame
Specialized A1 Premium Aluminium, 12" singlespeed coaster, formed tubes, horizontal dropouts
Specialized A1 Premium Aluminum
Headset
1" threaded, loose ball, w/ lock nut
Quill, alloy, 22.2 x 125mm
Quill, alloy, 22.2mm clamp
Wheels
Hub
Front: Steel, 3/8" axle, 16h - Rear: Steel, coaster brake, nutted axle, 16h
Front: Steel, 3/8" axle, 16h - Rear: Rear coaster brake, 3/8" Cr-Mo axle, loose ball bearings, 16T cog, 16h
Rims
12", alloy single wall, pin joint, 16h
12", aluminum, single wall, 16H
Spokes
Stainless, 14g
Tyres
Front: Specialized Rhythm Lite, 30TPI, wire bead, 12x2.0" - Rear: Specialized Rhythm Lite, 30TPI, wire bead, 12x2.0"
Front: Rhythm Lite, 12x2.3", 30TPI, wire bead, directional tread - Rear: Rhythm Lite, 12x2.3, 30TPI, wire bead, directional tread
Brakes
Brakes
Front: V-brake, alloy, linear pull
Components
Handlebar
Kid's riser, steel, 10-degree backsweep, 4-degree upsweep, 55mm rise, 22.2mm
Specialized Kids', steel, 10-degree backsweep, 4-degree upsweep, 55mm rise, 22.2mm
Grips
Specialized, Kraton, closed end, 105mm
Specialized, dual colored
Saddle
Specialized Kids, integrated handle, 25.4mm integrated steel seatpost
Specialized Kids'
Seatpost
Alloy, 25.4mm
Stem
Quill, alloy, 22.2 x 125mm
Quill, alloy, 22.2mm clamp
Pedals
Composite platform, ball bearings, 1/2"
Nylon platform w/reflectors