Co-Motion CUSTOM MOUNTAIN BTC 1997 VS Bike Friday POCKET ROCKET PRO ULTEGRA 1999 specs comparison

Co-Motion Custom Mountain BTC

General Infos

Model	Custom Mountain BTC
Manufacturer	Co-Motion
Year of production	1997
Current price	🛒 View Price →
Color choice	- bronze - chrome yellow - cream - custom - green metallic - red -Blue
Sizes	- Custom
Sizes	- Custom

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 XT Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	32-hole Mavic 238
Spoke nipples type	Alloy 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 DL-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG71
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-UN71
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT
Gear shift levers	Grip Shift SRT-600
Rear gear set	Optional Of Gearing 8-speed

Co-Motion Custom Mountain BTC Fork System Data

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

Other Specs of Co-Motion Custom Mountain BTC

Component group sets	Shimano Deore XT
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Selle San Marco Strada
Seat post extension	26.8 (millimeters) Diameter Ritchey Expert

Bike Friday Pocket Rocket Pro Ultegra

General Infos

Model	Pocket Rocket Pro Ultegra
Manufacturer	Bike Friday
Year of production	1999
Current price	🛒 View Price →
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

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