Bontrager B1 1998 VS GT MACH ONE JR. CB 2007 specs comparison
Bontrager B1
General Infos| Model | B1 |
| Manufacturer | Bontrager |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-plated |
| Sizes |
- Expert - Pro - Pro XL |
| Sizes |
- Expert - Pro - Pro XL |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Kenda K-50 Comp III Type Front: 20 X 2.125 (inches) Kenda K-50 Comp III Type |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro Levers Tektro Linear-pull Rear Brakes |
| Hubs for disc brakes | Formula Aluminum |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | True Temper Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Chromoly |
| Handlebar extender | Not Available |
| Handlebar stem details | Bontrager Aluminum |
| Headset size | 1 1/8 (inches) Threadless Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) Taya 400 |
| Bottom bracket shell width | American 24tpi |
| 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 Chromoly |
| Fork type | Bontrager |
Other Specs of Bontrager B1
| Component group sets | Not Available |
| Pedals details | Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager |
| Seat post extension | 27.0 (millimeters) Diameter Bontrager |
GT Mach One Jr. CB
General Infos| Model | Mach One Jr. CB |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Brilliant Lime |
| Sizes |
- 16 wheel (inches) |
Wheels And Breaking System
| Bike front tire | 16 X 2.125 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | 16 (inches) Wheels |
| Brakeset type | Hub Type Rear |
| Hubs for disc brakes | Rear: Coaster Brake Front: Steel |
| Rims manufacturer | 28-hole Alloy |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | Hi-Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Hi-Ten |
| Handlebar extender | Optional |
| Handlebar stem details | Steel With Alloy Cap |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | 32 Teeth Forged One-piece |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
GT Mach One Jr. CB Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Steel |
| Fork type | GT BMX |
Other Specs of GT Mach One Jr. CB
| Component group sets | BMX Mix |
| Pedals details | Resin Jr. BMX Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. BMX |
| Seat post extension | 22.2 (millimeters) Diameter Steel |
Useful links and guides ....
- To know more about this exacte bike, Bontrager provided us with the latest version of its B1 bike manual
- Find All parts, tires and accessories of Bontrager B1 BMX here
- Get your GT Mach One Jr. CB manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Mach One Jr. CB BMX here