Electra TOWNIE 21 2004 VS Jamis AURORA 2011 specs comparison
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 |
| 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 |
Jamis Aurora
General Infos| Model | Aurora |
| Manufacturer | Jamis |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Sangria |
| Sizes |
- 47 (centimeters) - 50 (centimeters) - 53 (centimeters) - 55 (centimeters) - 57 (centimeters) - 59 (centimeters) - 62cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 32c Vittoria Randonneur |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano Tiagra STI Levers Tektro 992 Forged Alloy Brakes |
| Hubs for disc brakes | Shimano Tiagra |
| Rims manufacturer | 36-hole Alex ACE-19 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel Stainless |
Frame and Body Specs
| Frame materials | Reynolds 520 Double Butted Chromoly |
| Frame type | Steel |
| Handlebar construction | Ritchey Biomax 2 |
| Handlebar extender | Optional |
| Handlebar stem details | NVO Components |
| Headset size | 1 1/8 (inches) Ritchey LB Aheadset |
Gearing Specifications
| Bicycle chain | KMC Z99 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 118.5 (millimeters) Spindle FSA Powerdrive |
| Crankset parts and sizes | 50/39/30t Teeth FSA Vero Forged |
| Gear shift levers | Shimano Tiagra Dual Control STI |
| Rear gear set | 11 - 28 Teeth 9-speed |
Jamis Aurora Fork System Data
| Derailleur (Front) | Clamp On Shimano Tiagra FD-4503 |
| Derailleur (Rear) | Shimano 105 RD-5700GS |
| Fork material | Steel |
| Fork type | Lugged Semi-sloping Chromoly |
Other Specs of Jamis Aurora
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Touring Platform With Toe Clips |
| Rear shock absorber | Not Available |
| Saddle seat | Jamis Touring Sport |
| Seat post extension | 27.2 (millimeters) Diameter Ritchey Road |
Useful links and guides ....
- To know more about this exacte bike, Electra provided us with the latest version of its Townie 21 bike manual
- Find All parts, tires and accessories of Electra Townie 21 Commuter here
- Get your Jamis Aurora manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis Aurora Commuter here