Eastern Bikes PROTON METALHEAD 2004 VS GT BESTWICK PRO 2005 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 Bestwick Pro
General Infos| Model | Bestwick Pro |
| Manufacturer | GT |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
- Bestwick Brown Matte -Battleship Gray |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) GT Air Bags |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 273A Levers Tektro 940AFS Front and Tektro 940AD Rear Brakes |
| Hubs for disc brakes | 14 (millimeters) Axle Aluminum |
| Rims manufacturer | Alex DX-2418 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | Chromoly Main Triangle and hi-ten Steel Stays |
| Frame type | TIG-welded |
| Handlebar construction | Chromoly 2-piece |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Johnson III |
| Headset size | 1 1/8 (inches) Threadless Tange Seiki Fatty 22 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410H |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 39 Teeth GT Tubular Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
GT Bestwick Pro Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of GT Bestwick Pro
| Component group sets | Not Available |
| Pedals details | Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Launch Pad |
| Seat post extension | Aluminum Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, Eastern Bikes provided us with the latest version of its Proton Metalhead bike manual
- Find All parts, tires and accessories of Eastern Bikes Proton Metalhead Freestyle here
- Get your GT Bestwick Pro manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Bestwick Pro Freestyle here