Burley BIRDY 3 X 7 1998 VS Co-Motion CO-PILOT OR BTC (01) 1997 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)

Co-Motion Co-Pilot OR BTC (01)

General Infos

Model	Co-Pilot OR BTC (01)
Manufacturer	Co-Motion
Year of production	1997
Current price	Check price Here ==>
Color choice	- bronze - chrome yellow - cream - custom - green metallic - red -Blue
Sizes	- 16 (inches) - 18.5 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) IRC PiranhaPro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Mavic 238
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double Butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 531
Frame type	TIG-welded
Handlebar construction	Syncros Hardcore
Handlebar extender	Optional
Handlebar stem details	Co-Motion Chromoly
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset SA-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-UN51
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Grip Shift SRT-600
Rear gear set	Optional Of Gearing 8-speed

Co-Motion Co-Pilot OR BTC (01) Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy XC

Other Specs of Co-Motion Co-Pilot OR BTC (01)

Component group sets	Shimano Deore LX
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Bontrager
Seat post extension	26.8 (millimeters) Diameter Ritchey Expert