Co-Motion JAVA 1999 VS Burley DUET 1994 specs comparison

Co-Motion Java

General Infos

Model	Java
Manufacturer	Co-Motion
Year of production	1999
Current price	Check price Here ==>
Color choice	-Not found
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 Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Phil Wood Tandem
Rims manufacturer	Mavic T 217 SUP
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 631
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 Race Face 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	Shimano BB-UN52
Crankset parts and sizes	Ritchey Tandem
Gear shift levers	Shimano Ultegra Bar-end
Rear gear set	11 - 32 Teeth 9-speed

Co-Motion Java Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Ultegra
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Co-Motion

Other Specs of Co-Motion Java

Component group sets	Tandem Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Not Available
Seat post extension	29.8 (millimeters) Diameter Zoom Microset

Burley Duet

General Infos

Model	Duet
Manufacturer	Burley
Year of production	1994
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Captain 20.5/stoker 18 (inches) - captain 22/stoker 19.5 (inches) - captain 23.5/stoker 21 (inches)

Wheels And Breaking System

Bike front tire	700 X 26c Specialized Transition K4
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Levers Suntour XC Pro and Dia-Compe Blaze Aero Brakes
Hubs for disc brakes	Sanshin Pro Tandem Sealed
Rims manufacturer	48-hole Chinook CRT16-II
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Oversize True Temper and 4130 Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Front: 43cm Modolo Rear: 45cm Burley Upturn
Handlebar extender	Not Available
Handlebar stem details	Front: Chromoly Burley O and S Rear: SR Alloy
Headset size	Not Available

Gearing Specifications

Bicycle chain	DID Supershift
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/44/54 Teeth Suguino GP110 Tandem
Gear shift levers	Shimano SL-BS50 Bar-end 7-speed
Rear gear set	12 - 28 Teeth 7-speed

Burley Duet Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano Deore LX
Fork material	Not Available
Fork type	Oversized Unicrown Chromoly

Other Specs of Burley Duet

Component group sets	Shimano Deore LX
Pedals details	With Cateye Clips & Straps MKS Alloy Edge
Rear shock absorber	Not Available
Saddle seat	Vetta Lite Gel
Seat post extension	Kalloy Alloy 250 (millimeters)