Aluminum frame boys bike
1 × 6 — 6 speed
The 2017 Boy's Hotrock 20 Street is geared about the same as similar bikes for riding up hills.
The 2017 Boy's Hotrock 20 Street won‘t keep up with similar bikes while riding downhill or sprinting.
Roll over table below to highlight frame dimensions.
|Frame||Specialized A1 Premium Aluminum, 20", formed top tube/down tube, forged dropouts, replaceable alloy derailleur hanger|
|Fork||Alloy, 1-1/8" steerer, straight blades|
|Bottom Bracket||68mmx118mm, semi-cartridge|
|Stem||Forged alloy, 20-degree rise, 4-bolt, 25.4mm clamp diameter|
|Handlebar||Specialized Kids', steel, 10-degree backsweep, 4-degree upsweep, 25mm rise, 25.4mm|
|Saddle||Specialized Kids', 7mm rails w/bumper|
|Seatpost||Alloy, single bolt, 27.2mm|
|Pedals||BMX-style nylon platform w/reflectors|
|Grips||Specialized, Kraton, Revo type|
|Cassette||Shimano, 6-speed, 14-28t|
|Chain||KMC HV500, 1/2x3/32"|
|Brakes||V-brake, alloy, linear pull|
|Rims||20", alloy single wall, pin joint, 32h|
|Front Hub||Alloy, 3/8" axle, loose ball bearings, dual lock nuts, 17mm contact side, nutted, 32h|
|Rear Hub||Alloy, loose ball, dual lock nuts, 17mm contact side, steel nutted axle, 32h|
|Tires||Nimbus, 20x1.5", 30TPI, wire bead, Flak Jacket protection|