Burley DUET 1998 VS Co-Motion PRIMERA 2007 specs comparison

Burley Duet

General Infos

Model	Duet
Manufacturer	Burley
Year of production	1998
Current price	🛒 View Price →
Color choice	-Hot rod red
Sizes	- Captain 20.5/stoker 18 (inches) - captain 22/stoker 19.5 (inches) - captain 23.5/stoker 21 (inches)
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 25c Ritchey Tom Slick
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105SC Levers Shimano Deore LX M-System Brakes
Hubs for disc brakes	Shimano Tandem HF-07
Rims manufacturer	48-hole Matrix Vapor
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Burley Exclusive True Temper Tandem Chromoly
Frame type	TIG-welded
Handlebar construction	Aluminum Burley Racing
Handlebar extender	Not Available
Handlebar stem details	Burley Chromoly
Headset size	1 1/8 (inches) Tange-Seiki Avenger

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	82 (millimeters) Special Tandem
Bottom bracket type	122 (millimeters) Spindle Burley Tandem Precision Sealed
Crankset parts and sizes	30/42/53 Teeth Shimano Tandem
Gear shift levers	Shimano 105SC STI Dual Control
Rear gear set	11 - 30 Teeth 8-speed

Burley Duet Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano 105SC
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Burley-Exclusive Unicrown Crown True Temper Tandem Chromoly
Fork type	Burley

Other Specs of Burley Duet

Component group sets	Tandem Mix
Pedals details	Wellgo WPD-700 Clipless
Rear shock absorber	Not Available
Saddle seat	Vetta SL
Seat post extension	26.6 (millimeters) Diameter Aluminum Micro-adjust

Co-Motion Primera

General Infos

Model	Primera
Manufacturer	Co-Motion
Year of production	2007
Current price	🛒 View Price →
Color choice	-Choice of 30 standard PPG
Sizes	- Captain 21/stoker 18 (inches) - captain 22/stoker 19 (inches) - captain 23/stoker 18 (inches) - captain 23/stoker 20 (inches)

Wheels And Breaking System

Bike front tire	700 X 28c Continental Super Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105 STI Levers Avid Single Digit 5 Brakes
Hubs for disc brakes	Co-Motion A-10 Tandem Disk
Rims manufacturer	Velocity Dyad
Spoke nipples type	Not Available
Spoke wheel	14ga. DT Swiss

Frame and Body Specs

Frame materials	Co-Motion Heat-treated Zonally-butted Tandem Tubing
Frame type	TIG-welded
Handlebar construction	FSA RD-300
Handlebar extender	Optional
Handlebar stem details	FSA OS-150
Headset size	1 1/8 (inches) Threadless FSA Orbit Extreme

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Elita GXP
Crankset parts and sizes	30/39/52 Teeth TruVativ Elita
Gear shift levers	Shimano 105 STI
Rear gear set	11 - 32 Teeth 9-speed

Co-Motion Primera Fork System Data

Derailleur (Front)	Shimano Tiagra Triple
Derailleur (Rear)	Shimano XT
Fork material	Unicrown Crown Chromoly
Fork type	Co-Motion

Other Specs of Co-Motion Primera

Component group sets	Tandem Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Co-Motion D2
Seat post extension	29.8 (millimeters) Diameter Kalloy Seraph