GT MACH ONE JR. 2008 VS Free Agent GROUND ZERO 1996 specs comparison

GT Mach One Jr.

General Infos

Model	Mach One Jr.
Manufacturer	GT
Year of production	2008
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- Standard size for everyone
Sizes	- Standard size for everyone

Wheels And Breaking System

Bike front tire	16 X 2.125 (inches)
Bike rear tire	Not Available
Bike wheel size	16 (inches) Wheels
Brakeset type	Unavailable Front and Coaster Rear
Hubs for disc brakes	Rear: Steel Coaster Front: Steel
Rims manufacturer	28-hole Alloy
Spoke nipples type	Brass
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	Not Available
Frame type	TIG-welded
Handlebar construction	GT BMX
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches) Steel

Gearing Specifications

Bicycle chain	KMC Z-410
Bottom bracket shell width	Not Available
Bottom bracket type	Ball Type Steel
Crankset parts and sizes	GT Forged Steel 1pc.
Gear shift levers	Not Available
Rear gear set	1-speed

GT Mach One Jr. Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown
Fork type	GT BMX

Other Specs of GT Mach One Jr.

Component group sets	BMX
Pedals details	Resin Jr. BMX Design
Rear shock absorber	Not Available
Saddle seat	GT Jr. BMX
Seat post extension	Steel

Free Agent Ground Zero

General Infos

Model	Ground Zero
Manufacturer	Free Agent
Year of production	1996
Current price	Check price Here ==>
Color choice	-Gray
Sizes	- Boys 12.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Cheng Shin Comp III Type Front: 20 X 2.125 (inches) Cheng Shin Comp III Type
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Chang Star 257A Levers Front and Chang Star 879AG Cantilever Rear Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	36-hole Weinmann 4019
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	Alcoa 7005 Aluminum
Frame type	Welded Aluminum
Handlebar construction	BMX Chromoly
Handlebar extender	Not Available
Handlebar stem details	Free Agent 4-bolt Alloy
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset ST-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC SS-90
Bottom bracket shell width	68 (millimeters) Threadless
Bottom bracket type	Tien Hsin TH-504
Crankset parts and sizes	44 Teeth 1-piece Chromoly 7 (inches)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Free Agent Ground Zero Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	Spinner

Other Specs of Free Agent Ground Zero

Component group sets	Not Available
Pedals details	Victor VP-457
Rear shock absorber	Not Available
Saddle seat	Velo VL-229
Seat post extension	26.8 (millimeters) Diameter Polygon PM-312