GT Bicycles SPEED SERIES JR. 20 2012 VS Marin MBX 250 EXPERT 2008 specs comparison
GT Bicycles Speed Series Jr. 20
General Infos| Model | Speed Series Jr. 20 |
| Manufacturer | GT Bicycles |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice |
-Silver and Blue |
| Sizes |
- Standard size for all |
| Sizes |
- Standard size for all |
Wheels And Breaking System
| Bike front tire | Tioga Power Block 1-3/8 |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Promax MV-201 |
| Hubs for disc brakes | GT Mohawk 28h GT Mohawk 28h |
| Rims manufacturer | Unavailable Wheelset |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Hydroformed Speed Metal Al |
| Frame type | Not Available |
| Handlebar construction | GT Race |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Race |
| Headset size | FSA Integrated Sealed 1 (inches) |
Gearing Specifications
| Bicycle chain | KMC Z610Hk |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Euro Sealed External Bearing |
| Crankset parts and sizes | GT Race 145 (millimeters) 41t |
| Gear shift levers | Unavailable Shifters |
| Rear gear set | Not Available |
GT Bicycles Speed Series Jr. 20 Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Unavailable Rear Derailleur |
| Fork material | Not Available |
| Fork type | GT Cro-Mo |
Other Specs of GT Bicycles Speed Series Jr. 20
| Component group sets | Not Available |
| Pedals details | GT Mini Plastic |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | GT Uni |
| Seat post extension | GT Uni |
Marin MBX 250 Expert
General Infos| Model | MBX 250 Expert |
| Manufacturer | Marin |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss Mica |
| Sizes |
- Professional size |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) Kenda Kinetic |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Forged Alloy 3 Finger Rear Levers Forged Alloy Linear Pull Rear Brakes |
| Hubs for disc brakes | Rear: Alloy Sealed Front: Alloy Double Sealed |
| Rims manufacturer | 36-hole Alex DM-24 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | 7 (inches) Tall Cro-mo 25.5 (inches) Wide |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy 4-bolt |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Cartridge |
| Crankset parts and sizes | 44 Teeth Chromoly Three-piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Marin MBX 250 Expert Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Not Available |
| Fork type | Taper Cut Oversize |
Other Specs of Marin MBX 250 Expert
| Component group sets | BMX |
| Pedals details | Alloy BMX Platform |
| Rear shock absorber | Not Available |
| Saddle seat | BMX Race |
| Seat post extension | 25.4 (millimeters) Diameter Alloy Micro Adjust |
Useful links and guides ....
- To know more about this exacte bike, GT Bicycles provided us with the latest version of its Speed Series Jr. 20 bike manual
- Find All parts, tires and accessories of GT Bicycles Speed Series Jr. 20 BMX here
- Get your Marin MBX 250 Expert manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Marin MBX 250 Expert BMX here