da vinci Designs JOINT VENTURE 1998 VS Co-Motion PERISCOPE HAMMERHEAD 2010 specs comparison

da vinci Designs Joint Venture

General Infos

Model	Joint Venture
Manufacturer	da vinci Designs
Year of production	1998
Current price	Check price Here ==>
Color choice	- deep dark metallic blue - metallic burgundy -Dark metallic green
Sizes	- Large - large/small - medium - small
Sizes	- Large - large/small - medium - small

Wheels And Breaking System

Bike front tire	26 X 1 (inches) Ritchey Tom Slick Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano 105SC Levers Avid 1D-20 With Travel Agent Brakes
Hubs for disc brakes	Rear: White Industries Tandem Front: White Industries Tracker
Rims manufacturer	36-hole and 40-hole Da Vinci Designs V-22
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Custom Chromoly Mix
Frame type	TIG-welded
Handlebar construction	ITM Super Europa
Handlebar extender	Not Available
Handlebar stem details	Control Tech
Headset size	1 1/8 (inches) Threadless Ritchey Logic Comp

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC SS-91S
Bottom bracket shell width	Not Available
Bottom bracket type	107 (millimeters) and 112 (millimeters) Spindle Da Vinci Eccentrics Independent Coasting System
Crankset parts and sizes	12/18/24/30 Teeth Da Vinci Designs Direct Drive
Gear shift levers	Shimano 105SC STI Dual Control
Rear gear set	Optional Of Gearing 8-speed

da vinci Designs Joint Venture Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Sachs Quarz
Derailleur (Rear)	Shimano XTR SGS
Fork material	Unicrown Crown Chromoly
Fork type	Da Vinci Designs

Other Specs of da vinci Designs Joint Venture

Component group sets	Tandem Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Selle Italia Eversoft and Terry Women's
Seat post extension	27.2 (millimeters) Diameter Kalloy Uno and USE Suspension

Co-Motion PeriScope Hammerhead

General Infos

Model	PeriScope Hammerhead
Manufacturer	Co-Motion
Year of production	2010
Current price	Check price Here ==>
Color choice	-Choice of 30 standard PPG
Sizes	- Small - larger

Wheels And Breaking System

Bike front tire	700 X 28c Continental Ultra Gator Skin
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra Levers Shimano Dura-Ace Front and Avid BB-7 Mechanical Disk With 203 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rolf Prima Tandem
Rims manufacturer	Rolf Prima Tandem
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	ACMUltra7 Zonally-butted 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	And Co-Motion Stoker FSA Gossamer Capt.
Handlebar extender	Optional
Handlebar stem details	FSA OS-115 And Co-Motion Telescoping Adjustable Stoker
Headset size	1 1/8 (inches) Threadless Chris King

Gearing Specifications

Bicycle chain	Gates Carbon Drive Timing Belt System
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Gossamer MegaExo
Crankset parts and sizes	30/39/52 Teeth FSA SLK Carbon Tandem
Gear shift levers	Shimano Ultegra
Rear gear set	11 - 28 Teeth 10-speed

Co-Motion PeriScope Hammerhead Fork System Data

Derailleur (Front)	Shimano Ultegra Triple
Derailleur (Rear)	Shimano Ultegra Triple
Fork material	Carbon
Fork type	AlphaQ X2 Carbon Tandem

Other Specs of Co-Motion PeriScope Hammerhead

Component group sets	Tandem Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Selle Italia SLK Men's & Women's
Seat post extension	29.8 (millimeters) Diameter Kalloy Seraph