Specialized HOTROCK 24 7-SPEED BOYS 2015 VS Mirraco APPRENTICE 12R 2009 specs comparison

Specialized HOTROCK 24 7-SPEED BOYS

General Infos

Model	HOTROCK 24 7-SPEED BOYS
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	- Green and Black and White -Black and Red and White
Sizes	- Standard size for all
Sizes	- Standard size for all

Wheels And Breaking System

Bike front tire	24x2.125 (inches) 30TPI Wire Bead Specialized Roller
Bike rear tire	Not Available
Bike wheel size	24
Brakeset type	60 (millimeters) Pads Die-cast Alloy V-brake
Hubs for disc brakes	3/8 (inches) Axle 32h 32h Alloy Dual Lock Nuts With 17 (millimeters) Contact Side Dual Lock Nuts With 17 (millimeters) Contact Side Loose Ball Loose Ball Nutted Steel Nutted Alloy
Rims manufacturer	32h Alloy Single Wall Pin Joint 24 (inches)
Spoke nipples type	Not Available
Spoke wheel	14g With Brass Nipple Stainless

Frame and Body Specs

Frame materials	Aluminum
Frame type	Forged Dropouts Formed Toptube and downtube Replaceable Alloy Derailleur Hanger Specialized A1 Premium Aluminum
Handlebar construction	10-degree Backsweep 25.4 (millimeters) 4-degree Upsweep Steel Kid's Flat
Handlebar extender	Not Available
Handlebar stem details	20-degree Rise 4-bolt Forged Alloy Ahead
Headset size	1/8 (inches) Sealed Cartridge Bearings Ahead

Gearing Specifications

Bicycle chain	1/2 (inches)x3/32 (inches) KMC HV500
Bottom bracket shell width	Not Available
Bottom bracket type	Semi-cartridge E-type With Bolts 68 (millimeters)x119 (millimeters)
Crankset parts and sizes	36T Steel With Single Outer Chainguard Forged Alloy Arms
Gear shift levers	7-speed Shimano Revo-Shift
Rear gear set	14-28 7-speed Freewheel Shimano

Specialized HOTROCK 24 7-SPEED BOYS Fork System Data

Derailleur (Front)	None
Derailleur (Rear)	7-speed Direct Mount Short Cage Shimano
Fork material	Suspension
Fork type	1 Pc. Alloy Lower 1-1/8 (inches) Steerer 50 (millimeters) Travel Hi-Ten 25.4 (millimeters) Stanchions Coil and MCU Spring Direct Press Type Dust Seal Disc And V-brake Mount Preload Adjust SR Suntour XCT-JR-24

Other Specs of Specialized HOTROCK 24 7-SPEED BOYS

Component group sets	Youth Mix
Pedals details	9/16 (inches) With Reflectors Composite Platform
Rear shock absorber	Not Available
Saddle seat	7 (millimeters) Rails With Bumper Specialized Kids
Seat post extension	27.2 (millimeters) Single Bolt Alloy

Mirraco Apprentice 12R

General Infos

Model	Apprentice 12R
Manufacturer	Mirraco
Year of production	2009
Current price	Check price Here ==>
Color choice	- Lacquer Black -Gloss White
Sizes	- Not available

Wheels And Breaking System

Bike front tire	12 X 2.125 (inches) CST Dirt
Bike rear tire	Not Available
Bike wheel size	12 (inches) Wheels
Brakeset type	Tektro 323 Alloy Rear Levers Coaster Brake With Hand Brake Rear Brakes
Hubs for disc brakes	Rear: Coaster Brake Front: 3/8 (inches) Axle
Rims manufacturer	20-hole Single Wall
Spoke nipples type	Not Available
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	High Tensile Steel
Frame type	TIG-welded
Handlebar construction	2-piece 4.3 (inches)
Handlebar extender	Optional
Handlebar stem details	Alloy Quill
Headset size	1 (inches) Threaded

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	American
Crankset parts and sizes	26 Teeth Dialed 3-pc.
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Mirraco Apprentice 12R Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown High-tensile Steel
Fork type	Not Available

Other Specs of Mirraco Apprentice 12R

Component group sets	BMX
Pedals details	Wellgo Resin
Rear shock absorber	Not Available
Saddle seat	M3 Jr. 7 (millimeters) Rails
Seat post extension	22.2 (millimeters) Diameter Steel