Burley BIRDY 3 X 7 1998 VS Bike Friday AIRFRIDAY BF SELECT 2000 specs comparison
Burley Birdy 3 x 7
General Infos| Model | Birdy 3 x 7 |
| Manufacturer | Burley |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Aluminum with clearcoat |
| Sizes |
- Rider can adjust manually |
| Sizes |
- Rider can adjust manually |
Wheels And Breaking System
| Bike front tire | 18 X 1.5 (inches) Birdy Hi-Pressure |
| Bike rear tire | Not Available |
| Bike wheel size | 18 (inches) Wheels |
| Brakeset type | Dia-Compe DP-7 Levers Dia-Compe VC-737 Brakes |
| Hubs for disc brakes | Rear: Sachs 3 X 7 Front: Shimano Alivio |
| Rims manufacturer | 24-hole Alex DV-15 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 1.8 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 T-6 Aluminum Alloy |
| Frame type | TIG-welded |
| Handlebar construction | Tranz-X Zanzibar |
| Handlebar extender | Optional |
| Handlebar stem details | Birdy Folding Adjustable |
| Headset size | 1 1/8 (inches) Threadless Aheadset AL-2 |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs SC-40 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle Tien Hsin TH-7418 AL Sealed Cartridge |
| Crankset parts and sizes | 56 Teeth Dotek Pro-6 |
| Gear shift levers | Sachs Wavey |
| Rear gear set | 13 - 23 Teeth 3-speed Internal X 7-speed |
Burley Birdy 3 x 7 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | 7005 T-6 Aluminum Alloy |
| Fork type | Birdy Leading Arm Suspension |
Other Specs of Burley Birdy 3 x 7
| Component group sets | Birdy Mix |
| Pedals details | Wellgo WPD-95B Clipless and quill Combination |
| Rear shock absorber | 1.5 (inches) Travel Birdy Elastomer |
| Saddle seat | Velo Crossbow |
| Seat post extension | 34.7 (millimeters) Diameter Birdy Special 500 (millimeters) |
Bike Friday AirFriday BF Select
General Infos| Model | AirFriday BF Select |
| Manufacturer | Bike Friday |
| Year of production | 2000 |
| Current price | Check price Here ==> |
| Color choice |
- Black Diamond - Blue - British Racing Green - Candy Apple Red - Green - Midnight Blue - Purple - Red - Sapphire Blue - Stealth - White - Yellow -Black |
| Sizes |
- Rider can adjust manually |
Wheels And Breaking System
| Bike front tire | 20 X 1 1/8 (inches) IRC Roadlite EX |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Shimano RSX Levers Shimano RSX Dual Pivot Brakes |
| Hubs for disc brakes | Shimano 105 |
| Rims manufacturer | 36-hole Sun Rims CR18 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Steel and titanium |
| Frame type | TIG-welded |
| Handlebar construction | Anatomic Drop Bar |
| Handlebar extender | Optional |
| Handlebar stem details | BF Custom Adjustable |
| Headset size | 1 1/4 (inches) BF Alloy Threaded |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG72 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 107 (millimeters) Spindle BF Sealed Bearing |
| Crankset parts and sizes | 42/56 Teeth BF Cold Forged |
| Gear shift levers | Shimano Dura-Ace Bar-end |
| Rear gear set | 11 - 23 Teeth 9-speed |
Bike Friday AirFriday BF Select Fork System Data
| Derailleur (Front) | Clamp-on 28.6 (millimeters) Shimano 105 |
| Derailleur (Rear) | Shimano 105 SS |
| Fork material | Not Available |
| Fork type | Not Available |
Other Specs of Bike Friday AirFriday BF Select
| Component group sets | Folding Mix |
| Pedals details | Optional |
| Rear shock absorber | Not Available |
| Saddle seat | Optional |
| Seat post extension | 27.0 Diameter Kalloy Uno |
Useful links and guides ....
- To know more about this exacte bike, Burley provided us with the latest version of its Birdy 3 x 7 bike manual
- Find All parts, tires and accessories of Burley Birdy 3 x 7 Folding here
- Get your Bike Friday AirFriday BF Select manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Bike Friday AirFriday BF Select Folding here