Co-Motion BIG AL 2000 VS Boulder Bikes ESTES 2000 specs comparison
Co-Motion Big Al
General Infos| Model | Big Al |
| Manufacturer | Co-Motion |
| Year of production | 2000 |
| Current price | Check price Here ==> |
| Color choice |
- Blue - Green metallic - Orange pearl - Purple -Black |
| Sizes |
- Captain 21/stoker 18 (inches) - captain 22/stoker 19 (inches) - captain 23/stoker 20 (inches) |
| Sizes |
- Captain 21/stoker 18 (inches) - captain 22/stoker 19 (inches) - captain 23/stoker 20 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 28c Avocet Fast Grip |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Dia-Compe 287-V Levers Avid 1D-25 Brakes |
| Hubs for disc brakes | Rear: Phil Wood Tandem Front: Phil Wood |
| Rims manufacturer | Velocity Diad |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Butted With Replaceable Derailleur Hanger 7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Profile Ha (millimeters)er |
| Handlebar extender | Not Available |
| Handlebar stem details | Salsa Moto Ace |
| Headset size | 1 1/8 (inches) Threadless RaceFace Thermo SP |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG92 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 110 (millimeters) Spindle Shimano BB-UN52 |
| Crankset parts and sizes | 54/44/32 Teeth Race Face Tandem |
| Gear shift levers | Shimano Dura-Ace Bar-end |
| Rear gear set | 11 - 32 Teeth 9-speed |
Co-Motion Big Al Fork System Data
| Derailleur (Front) | Bottom-pull Clamp-on 1 3/8 (inches) Shimano Ultegra |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Unicrown Crown 4130 Chromoly |
| Fork type | Co-Motion Tandem |
Other Specs of Co-Motion Big Al
| Component group sets | Tandem Mix |
| Pedals details | Optional |
| Rear shock absorber | Not Available |
| Saddle seat | Co-Motion Dual Density |
| Seat post extension | 29.8 (millimeters) Diameter Zoom Micro-adjust |
Boulder Bikes Estes
General Infos| Model | Estes |
| Manufacturer | Boulder Bikes |
| Year of production | 2000 |
| Current price | Check price Here ==> |
| Color choice |
-All colors available |
| Sizes |
- Large - medium - small |
Wheels And Breaking System
| Bike front tire | 700 X 28c Panaracer Tourguard |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano Ultegra STI Levers Shimano Deore XTR Cantilever Brakes |
| Hubs for disc brakes | Hope Tandem |
| Rims manufacturer | 36-hole Sun Rims Rhyno Lite |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Wheelsmith Stainless Steel |
Frame and Body Specs
| Frame materials | Double-butted With Replaceable Derailleur Hanger 7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | ITM Super Italian Pro |
| Handlebar extender | Not Available |
| Handlebar stem details | Control Tech |
| Headset size | 1 1/8 (inches) Threadless Chris King NoThreadSet |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG92 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 122.5 (millimeters) Spindle Shimano BB-UN72 |
| Crankset parts and sizes | 28/42/54 Teeth Sugino XD600 Tandem |
| Gear shift levers | Shimano Ultegra STI Dual Control |
| Rear gear set | 11 - 34 Teeth 9-speed |
Boulder Bikes Estes Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 35.0 (millimeters) Shimano Ultegra |
| Derailleur (Rear) | Shimano XTR SGS |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | 2.75 (inches) Travel Marzocchi Bomber Z-4 |
Other Specs of Boulder Bikes Estes
| Component group sets | Tandem Mix |
| Pedals details | Optional |
| Rear shock absorber | Not Available |
| Saddle seat | Chromoly Rails SDG Ventura Comp |
| Seat post extension | 27.2 (millimeters) Diameter Control Tech Control Post |
Useful links and guides ....
- To know more about this exacte bike, Co-Motion provided us with the latest version of its Big Al bike manual
- Find All parts, tires and accessories of Co-Motion Big Al Tandem here
- Get your Boulder Bikes Estes manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Boulder Bikes Estes Tandem here