GT MACH ONE MINI 2009 VS Robinson JR 1996 specs comparison

GT Mach One Mini

General Infos

Model	Mach One Mini
Manufacturer	GT
Year of production	2009
Current price	🛒 View Price →
Color choice	-Royal
Sizes	- Not available
Sizes	- Not available

Wheels And Breaking System

Bike front tire	12 X 2.25 (inches) GT Wing Design
Bike rear tire	Not Available
Bike wheel size	12 (inches) Wheels
Brakeset type	Coaster Brake Rear
Hubs for disc brakes	Rear: Coaster Brake 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 Hi-ten
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches) Steel

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Steel
Crankset parts and sizes	28 Teeth Forged One-piece
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

GT Mach One Mini Fork System Data

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

Other Specs of GT Mach One Mini

Component group sets	BMX
Pedals details	Jr Resin Platform
Rear shock absorber	Not Available
Saddle seat	GT Mini BMX
Seat post extension	22.2 (millimeters) Diameter Steel

Robinson JR

General Infos

Model	JR
Manufacturer	Robinson
Year of production	1996
Current price	🛒 View Price →
Color choice	-Chrome-plated
Sizes	- Boys

Wheels And Breaking System

Bike front tire	20 X 1 1/8 (inches) GT AA Pro
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe MX-122 Levers Dia-Compe 500NR Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	28-hole Sun Metal
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Robinson JR Alloy
Handlebar extender	Not Available
Handlebar stem details	GT Mini Alloy
Headset size	1 (inches) Tioga Bear Trap

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC
Bottom bracket shell width	68 (millimeters) Threadless
Bottom bracket type	Sugino
Crankset parts and sizes	42 Teeth Sugino Alloy
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Robinson JR Fork System Data

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

Other Specs of Robinson JR

Component group sets	Not Available
Pedals details	GT Mini
Rear shock absorber	Not Available
Saddle seat	Velo
Seat post extension	20.6 (millimeters) Diameter