GT THUMPER 2000 VS Hoffman FLOW 2003 specs comparison

GT Thumper

General Infos

Model	Thumper
Manufacturer	GT
Year of production	2000
Current price	Check price Here ==>
Color choice	- Propane -Gangreen
Sizes	- Not available
Sizes	- Not available

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Powerlite Retro Tread Front: 20 X 2.125 (inches) Powerlite Retro Tread
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe MX-101 Rear Levers DiaTech 996 U-Brake Rear Brakes
Hubs for disc brakes	GT Mohawk
Rims manufacturer	48-hole Weinmann ZAC-X
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters)

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	GT Freestyle
Handlebar extender	Optional
Handlebar stem details	GT Johnson
Headset size	1 1/8 (inches) Threadless Aheadset SB-1 With SST Oryg Detangler

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	44 Teeth GT 3-piece Chromoly
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

GT Thumper Fork System Data

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

Other Specs of GT Thumper

Component group sets	Not Available
Pedals details	GT Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	GT
Seat post extension	GT Aluminum Micro-adjust

Hoffman Flow

General Infos

Model	Flow
Manufacturer	Hoffman
Year of production	2003
Current price	Check price Here ==>
Color choice	- Gray - Vivid Green -Black
Sizes	- Pro

Wheels And Breaking System

Bike front tire	20 X 2.125 (inches) Duro Knobby
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe MX-101 Rear Levers Tektro 906A U-brake Rear Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	48-hole Jalco
Spoke nipples type	Aluminum Nipples
Spoke wheel	14ga. Straight Gauge Steel

Frame and Body Specs

Frame materials	4130 Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Hoffman Prodigy
Handlebar extender	Optional
Handlebar stem details	Hoffman SuperStem
Headset size	1 1/8 (inches) Threadless Cane Creek

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC 410
Bottom bracket shell width	Not Available
Bottom bracket type	One Piece
Crankset parts and sizes	44 Teeth 1-piece Chromoly 175 (millimeters)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Hoffman Flow Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	4130 chromoly c
Fork type	Hoffman Prodigy

Other Specs of Hoffman Flow

Component group sets	Not Available
Pedals details	Wellgo LU-313
Rear shock absorber	Not Available
Saddle seat	Hoffman Padded Embossed Skull
Seat post extension	25.4 (millimeters) Diameter Hoffman Prodigy