Bontrager B29 1997 VS GT AIR 2009 specs comparison
Bontrager B29
General Infos| Model | B29 |
| Manufacturer | Bontrager |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Pro - XL |
| Sizes |
- Pro - XL |
Wheels And Breaking System
| Bike front tire | Rear: 24 X 1.75 (inches) Cheng Shin Comp III Type Front: 24 X 2.125 (inches) Cheng Shin Comp III Type |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (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 B29 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | 4130 chromoly c |
| Fork type | Bontrager |
Other Specs of Bontrager B29
| 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 Air
General Infos| Model | Air |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-White |
| Sizes |
- 19.5 TT (inches) |
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 289A Levers Tektro 907 U-brake Brakes |
| Hubs for disc brakes | Rear: Sealed Mech Freewheel Front: Sealed Mech |
| Rims manufacturer | Mags |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | High Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | GT Dirt and street Hi-Ten |
| Handlebar extender | Optional |
| Handlebar stem details | GT Freestyle Aluminum |
| Headset size | 1 1/8 (inches) TH |
Gearing Specifications
| Bicycle chain | KMC Z510 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Steel |
| Crankset parts and sizes | 42 Teeth Steel One Piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Air Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown High-tensile Steel |
| Fork type | GT Freestyle |
Other Specs of GT Air
| Component group sets | BMX |
| Pedals details | Resin GT Jump Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT Freestyle |
| Seat post extension | 25.4 (millimeters) Diameter Steel |
Useful links and guides ....
- To know more about this exacte bike, Bontrager provided us with the latest version of its B29 bike manual
- Find All parts, tires and accessories of Bontrager B29 BMX here
- Get your GT Air manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Air BMX here