Jamis COMMUTER 1 2011 VS Electra TOWNIE 21 2004 specs comparison
Jamis Commuter 1
General Infos| Model | Commuter 1 |
| Manufacturer | Jamis |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- pearl white - sangria -Black pearl |
| Sizes |
- M: 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches) |
| Sizes |
- M: 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 32c CST Marathon and Tour |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro Alloy 4-finger Levers Alloy Direct Pull Brakes |
| Hubs for disc brakes | Formula Alloy |
| Rims manufacturer | 36-hole Alex R-1000 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel Stainless |
Frame and Body Specs
| Frame materials | 6061 Triple Gauge Aluminum |
| Frame type | Aluminum |
| Handlebar construction | Jamis ARC |
| Handlebar extender | Optional |
| Handlebar stem details | Jamis Alloy |
| Headset size | 1 1/8 (inches) Threaded |
Gearing Specifications
| Bicycle chain | KMC Z7 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 129 (millimeters) Spindle VP Sealed Cartridge |
| Crankset parts and sizes | 44T Teeth Forged Alloy |
| Gear shift levers | Shimano Revo Shift SL-RS43 |
| Rear gear set | 14 - 34 Teeth 7-speed |
Jamis Commuter 1 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Altus |
| Fork material | Steel |
| Fork type | Hi Ten |
Other Specs of Jamis Commuter 1
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Comfort Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Jamis Metro |
| Seat post extension | 27.2 (millimeters) Diameter Jamis Alloy Micro-adjust |
Electra Townie 21
General Infos| Model | Townie 21 |
| Manufacturer | Electra |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
- Navy Blue Metallic - Silver Metallic -Baby Blue |
| Sizes |
- Mens - womens |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Blackwall |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Aluminum Linear-pull Levers Aluminum Linear-pull Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | Straight Gauge |
Frame and Body Specs
| Frame materials | 7000 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Adjustable Aluminum |
| Headset size | 1 1/8 (inches) Threadless Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | One-piece Spindle Loose Ball |
| Crankset parts and sizes | Aluminum 3-piece |
| Gear shift levers | Twist-shift |
| Rear gear set | 7-speed |
Electra Townie 21 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Tourney |
| Fork material | Single Crown Aluminum |
| Fork type | RST CT-COM 2 |
Other Specs of Electra Townie 21
| Component group sets | Hybrid Mix |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Electra Padded |
| Seat post extension | Steel Pillar |
Useful links and guides ....
- To know more about this exacte bike, Jamis provided us with the latest version of its Commuter 1 bike manual
- Find All parts, tires and accessories of Jamis Commuter 1 Commuter here
- Get your Electra Townie 21 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Electra Townie 21 Commuter here
