Bike Friday POCKET ROCKET PRO ULTEGRA 1999 VS Dahon JACK 2008 specs comparison

Bike Friday Pocket Rocket Pro Ultegra

General Infos

Model	Pocket Rocket Pro Ultegra
Manufacturer	Bike Friday
Year of production	1999
Current price	Check price Here ==>
Color choice	- CAndy Apple - Chrome Yellow - Cream Soda Blue - Flag Red - Grass Green - Ink Black - Midnight Blue - Polar White - Power Purple - Racing Green - Sapphire Blue - Stealth -Black Diamond
Sizes	- Custom
Sizes	- Custom

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 Ultegra STI Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	Sun Rims ME14A
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	Brazed and welded
Handlebar construction	Optional
Handlebar extender	Optional
Handlebar stem details	Adjustable Custom Chromoly
Headset size	1 1/4 (inches) Shimano Deore XT

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-6500
Crankset parts and sizes	Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	12 - 23 Teeth 9-speed

Bike Friday Pocket Rocket Pro Ultegra Fork System Data

Derailleur (Front)	Braze-on Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra GS
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Bike Friday Aero

Other Specs of Bike Friday Pocket Rocket Pro Ultegra

Component group sets	Shimano Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Optional
Seat post extension	27.0 (millimeters) Diameter

Dahon Jack

General Infos

Model	Jack
Manufacturer	Dahon
Year of production	2008
Current price	Check price Here ==>
Color choice	-Shadow
Sizes	- Small - medium - large

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Schwalbe Big Apple
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Alloy Levers ProMax Alloy V-Brake Brakes
Hubs for disc brakes	Rear: Formula Cassette Front: Formula QR
Rims manufacturer	Aluminum
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	7005 Alloy c
Frame type	TIG-welded
Handlebar construction	Alloy Rise
Handlebar extender	Optional
Handlebar stem details	Dahon F.I.T
Headset size	Dahon Fusion

Gearing Specifications

Bicycle chain	KMC Z50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	38 Teeth TruVativ ISO Flo
Gear shift levers	SRAM 3.0
Rear gear set	11 - 30 Teeth 7-speed

Dahon Jack Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM SX4
Fork material	Unicrown Crown High-tensile Steel
Fork type	Not Available

Other Specs of Dahon Jack

Component group sets	Folding Mix
Pedals details	Suntour Fold
Rear shock absorber	Not Available
Saddle seat	WTB Speed V
Seat post extension	BioLogic PostPump