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Hotrock 20 6-Speed Boys

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2012 Hotrock 20 6-Speed Boys

A lightweight, low-standover height frame with properly proportioned and easy-to-use controls makes the Hotrock perfect for a kid's first multi-speed bike. A 50mm of travel fork takes some bite out of the bumps.

Technical Specifications

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FRAMESET

FRAME

Specialized A1 Premium Aluminum, 20"" frame, front suspension geo w/ low standover TT design, formed DT/TT, forged dropouts w/ replaceable hanger

FORK

SR Suntour (SF11-XCT-JR-20), 1pc. alloy lower, 25.4mm Hi-Ten stanchions, 1-1/8"" Hi-Ten steerer, coil/mcu w/ preload adj., 40mm travel

HEADSET

1-1/8"" threadless, loose ball

SEAT BINDER

34.9mm, alloy, extruded QR lever/collar

WHEELS

RIMS

Alex C-1000, alloy single-wall, 32h

FRONT HUB

Forged alloy, loose ball, nutted axle, 32h

REAR HUB

Forged alloy, freewheel type, 32h, nutted axle

SPOKES

Stainless, 2.0mm (14g)

FRONT TIRE

Specialized Roller Sport, 30 TPI, wire bead, 20x2.125""

REAR TIRE

Specialized Roller Sport, 30 TPI, wire bead, 20x2.125""

INNER TUBES

Schrader valve

DRIVETRAIN

REAR DERAILLEUR

Shimano FT-30, 6-speed, direct mount

SHIFT LEVERS

Shimano RS-31, 6-speed, Revo Twist

CASSETTE

Shimano 6-speed freewheel, 14-28t

CHAIN

KMC Z-50, 1/2"" x 3/32""

CRANKSET

Forged alloy arms, steel single ring, w/ dual roller chainguide

CHAINRINGS

36T, w/ chainguard

BOTTOM BRACKET

Water sealed, loose ball, 68mm x 128mm

COCKPIT

STEM

Alloy Ahead, 4 bolt, 20º rise, 25.4mm clamp

HANDLEBARS

Hi-Ten riser bar, 40mm rise, 10º backsweep, 6º upsweep, 25.4mm

GRIPS

Specialized Revo type

SADDLE

Specialized Kids Body Geometry, 1pc., 7mm rail w/ clamp

SEATPOST

Alloy, 27.2mm, micro adjust

BRAKES

FRONT BRAKE

Die cast, alloy ""V"" brake, 1pc. pad

REAR BRAKE

Die cast, alloy ""V"" brake, 1pc. pad

BRAKE LEVERS

Tektro junior reduced-reach ""V"", alloy, linear pull compatible

ACCESSORIES

PEDALS

Composite platform w/ reflectors, loose ball, 9/16""

* Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.

Geometry

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6-SPD
Top Tube Length (Horizontal)464mm
Rake40mm
Top Tube Length (Actual)447mm
Seat Tube Length, Center to Top279mm
Bottom Bracket Drop4mm
Bottom Bracket Height236.5mm
Wheel Base913mm
Standover Height517mm
Head Tube Length100mm
Head Tube Angle69°
Chainstay Length390mm
Seat Tube Angle72°
Geometry

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