Eastern Bikes PROTON METALHEAD 2004 VS GT JAMIE BESTWICK PRO 16 2006 specs comparison

Eastern Bikes Proton Metalhead

General Infos

Model	Proton Metalhead
Manufacturer	Eastern Bikes
Year of production	2004
Current price	Check price Here ==>
Color choice	- Red -Black
Sizes	- Professional size
Sizes	- Professional size

Wheels And Breaking System

Bike front tire	20 X 1.95 (inches) Kenda Kovert
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Promax Alloy Levers Aluminum U-brake Brakes
Hubs for disc brakes	14 (millimeters) Axle Aluminum
Rims manufacturer	48-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Down Tube and hi-tensile Steel Chromoly Top Tube
Frame type	TIG-welded
Handlebar construction	Steel BMX
Handlebar extender	Not Available
Handlebar stem details	Aluminum 4 Bolt
Headset size	1 1/8 (inches) Threadless Steel Threadless

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC Z410
Bottom bracket shell width	American
Bottom bracket type	Loose Ball
Crankset parts and sizes	39 Teeth 3-piece Chromoly 175 (millimeters)
Gear shift levers	Not Available
Rear gear set	1-speed

Eastern Bikes Proton Metalhead Fork System Data

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

Other Specs of Eastern Bikes Proton Metalhead

Component group sets	Not Available
Pedals details	Wellgo LU-313
Rear shock absorber	Not Available
Saddle seat	Eastern ID
Seat post extension	Steel

GT Jamie Bestwick Pro 16

General Infos

Model	Jamie Bestwick Pro 16
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	-Pearl Blue
Sizes	- 16 wheel (inches)

Wheels And Breaking System

Bike front tire	16 X 2.125 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	16 (inches) Wheels
Brakeset type	299A 907AD 907AFS Tektro U-brake Front and Tektro U-brake Rear Brakes Aluminum Clamp And Lever Levers Dual Anchor Forged Aluminum Forged Aluminum Tektro
Hubs for disc brakes	14 (millimeters) Axle 14 (millimeters) Axle Rear: Steel Body Single FW Threads Front: Steel Body
Rims manufacturer	16 (inches) 36-hole 36H Single Wall Aluminum Alex G-303
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge

Frame and Body Specs

Frame materials	Hi-ten Tubing GT Bestwick Design
Frame type	TIG-welded
Handlebar construction	6.7 (inches) Rise Hi-Ten GT Dirt and street Bend
Handlebar extender	Not Available
Handlebar stem details	Aluminum GT Branded
Headset size	Extra Deep Cup Engagement 1 1/8 (inches) Tange Seiki FATTY 22

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Ball Type
Crankset parts and sizes	36 Teeth Tubular Cr-Mo 3pc.
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

GT Jamie Bestwick Pro 16 Fork System Data

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

Other Specs of GT Jamie Bestwick Pro 16

Component group sets	BMX
Pedals details	Aluminum Body Cr-mo Axle Molded In Pins Jr. BMX Platform Design
Rear shock absorber	Not Available
Saddle seat	9 (millimeters) Rails Two Piece Stitched Cover GT Jr. Jump Design
Seat post extension	25.4 (millimeters) Diameter Aluminum