Sun Bicycles KEY WEST ALLOY 7SPD 2006 VS Jamis COMMUTER 4.0 2008 specs comparison

Sun Bicycles Key West Alloy 7spd

General Infos

Model	Key West Alloy 7spd
Manufacturer	Sun Bicycles
Year of production	2006
Current price	Check price Here ==>
Color choice	-Ball-Burnished
Sizes	- 21 (inches) - 23 (inches) - womens 17 (inches)
Sizes	- 21 (inches) - 23 (inches) - womens 17 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda Komfort
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Nutted Aluminum
Rims manufacturer	36-hole Aluminum Single Wall
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Riser Steel
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 (inches) Threaded Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	117.5 (millimeters) Spindle Cartridge
Crankset parts and sizes	44 Teeth Aluminum
Gear shift levers	SRAM MRX Comp
Rear gear set	14 - 28 Teeth 7-speed

Sun Bicycles Key West Alloy 7spd Fork System Data

Derailleur (Front)	Dual-pull and clamp-on 31.8 (millimeters) Shimano FD-2203
Derailleur (Rear)	SRAM SX5
Fork material	Unicrown Crown High-tensile Steel
Fork type	Sun

Other Specs of Sun Bicycles Key West Alloy 7spd

Component group sets	Recumbent Mix
Pedals details	Resin Platform
Rear shock absorber	Not Available
Saddle seat	Cruiser
Seat post extension	27.2 (millimeters) Diameter Aluminum

Jamis Commuter 4.0

General Infos

Model	Commuter 4.0
Manufacturer	Jamis
Year of production	2008
Current price	Check price Here ==>
Color choice	-Cream
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 20.5 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	700 X 32c Kenda Kwest
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Levers Shimano BR-M415 With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Shimano Alfine 8-speed Intenal Front: Shimano M495 Center-lock
Rims manufacturer	36-hole Weinmann SPHYNIX
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	Classic Swept-back
Handlebar extender	Not Available
Handlebar stem details	Adjustable Satori Forged
Headset size	1 1/8 (inches) Threaded Slimstack

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z9000
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110.5 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	34/48 Teeth FSA Vero Compact
Gear shift levers	Shimano SL-S500
Rear gear set	18 Teeth 8-speed Internal

Jamis Commuter 4.0 Fork System Data

Derailleur (Front)	Shimano R440
Derailleur (Rear)	Shimano CT-S500 Tensioner
Fork material	Unicrown Crown Aluminum
Fork type	Jamis City and Cross

Other Specs of Jamis Commuter 4.0

Component group sets	Road Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Jamis Comfort
Seat post extension	27.2 (millimeters) Diameter Suspension