Bontrager B1 1997 VS GT POWER SERIES PRO 2006 specs comparison

Bontrager B1

General Infos

Model	B1
Manufacturer	Bontrager
Year of production	1997
Current price	Check price Here ==>
Color choice	-Silver
Sizes	- Expert - Pro - XL
Sizes	- Expert - Pro - XL

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	Tektro Levers Tektro 876AG V-Brake Brakes
Hubs for disc brakes	Aluminum Nutted
Rims manufacturer	36-hole Bontrager Mack
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	Chromoly
Handlebar extender	Not Available
Handlebar stem details	Bontrager Aluminum
Headset size	1 1/8 (inches) Threadless Dia-Compe Aheadset

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC
Bottom bracket shell width	68 (millimeters) Threadless
Bottom bracket type	One Piece
Crankset parts and sizes	44 Teeth 1-piece Chromoly
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Bontrager B1 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Bontrager

Other Specs of Bontrager B1

Component group sets	Not Available
Pedals details	Aluminum
Rear shock absorber	Not Available
Saddle seat	Velo C20
Seat post extension	27.0 (millimeters) Diameter Bontrager Comp

GT Power Series Pro

General Infos

Model	Power Series Pro
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	-Team Blue and Silver two tone
Sizes	- 20 wheel (inches)

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Kenda K-Rad Front: 20 X 1.95 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	319A 924AL Tektro Aluminum Levers Melt Forged Aluminum Rear Brakes Alloy Side-pull Caliper Front and Tektro
Hubs for disc brakes	Cr-Mo Axle Aluminum Body Sealed Mech. Bearings '05 GT BMX Branded
Rims manufacturer	31 (millimeters) Width 36 Hole 36-hole Aluminum Alex G303
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge

Frame and Body Specs

Frame materials	6061-T6 Aluminum GT BMX Race Design
Frame type	TIG-welded
Handlebar construction	7 (inches) Rise Hi-Ten GT BMX Race Bend
Handlebar extender	Not Available
Handlebar stem details	Cold Forged Aluminum '05 GT BMX Race Design
Headset size	Extra Deep Cup Engagement 1 1/8 (inches) Tange Seiki FATTY 22

Gearing Specifications

Bicycle chain	KMC Z610
Bottom bracket shell width	Not Available
Bottom bracket type	Ball Type Steel
Crankset parts and sizes	43 Teeth GT Tubular Forged 3pc
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

GT Power Series Pro Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Cromo and hi-ten
Fork type	GT BMX Design

Other Specs of GT Power Series Pro

Component group sets	BMX
Pedals details	Aluminum Body Cr-mo Alxe Fixed Pins GT BMX Platform Design
Rear shock absorber	Not Available
Saddle seat	Padded With Stitched Cover And 7 (millimeters) Rails '06 GT BMX (inches)Pro Lite (inches)
Seat post extension	27.0 (millimeters) Diameter Aluminum Micro-adjust