Specialized HOTROCK 12 COASTER GIRLS 2015 VS Scorpio ATJ20 1997 specs comparison

Specialized HOTROCK 12 COASTER GIRLS

General Infos

Model	HOTROCK 12 COASTER GIRLS
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	- White and Purple -Pink and White
Sizes	- Standard size for all
Sizes	- Standard size for all

Wheels And Breaking System

Bike front tire	12x2.0 (inches) 30TPI Wire Bead Specialized Rhythm Lite
Bike rear tire	Not Available
Bike wheel size	12
Brakeset type	Coaster Brake
Hubs for disc brakes	16h 16h 3/8 (inches) Axle Steel Coaster Brake Nutted Axle Steel
Rims manufacturer	16h Alloy Single Wall Pin Joint 12 (inches)
Spoke nipples type	Not Available
Spoke wheel	14g With Brass Nipple Stainless

Frame and Body Specs

Frame materials	Aluminum
Frame type	12 (inches) Singlespeed Coaster Formed Tubes Horizontal Dropouts Specialized A1 Premium Aluminum
Handlebar construction	10-degree Backsweep 22.2 (millimeters) 4-degree Upsweep 55 (millimeters) Rise Steel Kid's Riser
Handlebar extender	Not Available
Handlebar stem details	22.2 X 125 (millimeters) Alloy Quill
Headset size	Loose Ball With Lock Nut 1 (inches) Threaded

Gearing Specifications

Bicycle chain	1/2 (inches)x1/8 (inches) KMC HV410
Bottom bracket shell width	Not Available
Bottom bracket type	OPC Ball Retainer Type Steel
Crankset parts and sizes	26t OPC Hi-Ten Steel
Gear shift levers	Not Available
Rear gear set	Not Available

Specialized HOTROCK 12 COASTER GIRLS Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	High Tensile Steel
Fork type	1 (inches) Threaded Steerer 3/8 (inches) Axle Dropouts Hi-Ten Steel

Other Specs of Specialized HOTROCK 12 COASTER GIRLS

Component group sets	Youth Mix
Pedals details	1/2 (inches) Ball Bearings Composite Platform
Rear shock absorber	Not Available
Saddle seat	25.4 (millimeters) Integrated Steel Seatpost Integrated Handle Specialized Kids
Seat post extension	Not Available

Scorpio ATJ20

General Infos

Model	ATJ20
Manufacturer	Scorpio
Year of production	1997
Current price	Check price Here ==>
Color choice	-White
Sizes	- Boys

Wheels And Breaking System

Bike front tire	20 X 1.95 (inches) Kenda K-816
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	APSE 966P Levers APSE Cantilever Brakes
Hubs for disc brakes	Rear: Formula FM-01 Nutted Front: Joy Tech Steel
Rims manufacturer	36-hole Kin Lin Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Pilot
Handlebar extender	Not Available
Handlebar stem details	Pilot
Headset size	1 (inches) Victor VP-H67

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC HP-70S
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Victor
Crankset parts and sizes	40 Teeth Lung Chi
Gear shift levers	Grip Shift MRX-170
Rear gear set	12 - 28 Teeth 7-speed

Scorpio ATJ20 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano Tourney TY-22
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Pilot Jumbo Fork

Other Specs of Scorpio ATJ20

Component group sets	Not Available
Pedals details	Victor VP-209
Rear shock absorber	Not Available
Saddle seat	Viscount 2233
Seat post extension	25.4 (millimeters) Diameter Liyang Steel