Compare bikes: Compare Specialized Hotrock Hotrock 16 Coaster Boys (2017) vs. Specialized Riprock Riprock Coaster 16 (2017) - Findabike
Prices
Retail price
£ 180
£ 180
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, 1-1/8" threaded steerer, 3/8" axle dropouts
HiTen, 1-1/8" steerer
Frame
Specialized A1 Premium Aluminium, 16" singlespeed coaster, formed tubes w/ kickstand mount, horizontal dropouts
Specialized A1 Premium Aluminum
Headset
Ahead, 1/8" sealed cartridge bearings
Ahead, alloy, 1-1/8"
Ahead, alloy, 1-1/8" steerer, 22.2mm clamp, 37mm extension
Wheels
Hub
Front: Steel, 3/8" axle, 28h - Rear: Steel, coaster brake, nutted axle, 28h
Front: Steel, 3/8" axle, 28h - Rear: Rear coaster brake, 3/8" Cr-Mo axle, loose ball bearings, 16T cog, 28h
Rims
16", alloy single wall, pin joint, 28h
Spokes
Stainless, 14g
Tyres
Front: Specialized Rhythm Lite, 30TPI, wire bead, 16x2.0" - Rear: Specialized Rhythm Lite, 30TPI, wire bead, 16x2.0"
Front: Rhythm Lite, 16x2.3", 30TPI, wire bead, directional tread - Rear: Rhythm Lite, 16x2.3", 30TPI, wire bead, directional tread
Brakes
Brakes
Front: V-brake, alloy, linear pull
Components
Handlebar
BMX, steel, 10-degree backsweep, 4-degree upsweep, 115mm rise, 22.2mm
BMX, steel, 10-degree backsweep, 4-degree upsweep, 115mm rise, 520mm width, 22.2mm
Grips
Specialized, Kraton, closed end, 105mm
HiTen, 1-1/8" steerer
Saddle
Specialized Kids, integrated handle, 25.4mm integrated steel seatpost
Specialized Kids'
Seatpost
Steel, 25.4mm
Stem
Ahead, alloy, 1-1/8"
Ahead, alloy, 1-1/8" steerer, 22.2mm clamp, 37mm extension
Pedals
Composite platform, ball bearings, 1/2"
Nylon platform w/reflectors