Jamis AURORA 1997 VS Boulder Bikes TOURSTAR AL 2000 specs comparison

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	1997
Current price	🛒 View Price →
Color choice	-Cobalt blue
Sizes	- 47 cm (centimeters) - 50 cm (centimeters) - 53 cm (centimeters) - 56 cm (centimeters) - 59 cm (centimeters)
Sizes	- 47 cm (centimeters) - 50 cm (centimeters) - 53 cm (centimeters) - 56 cm (centimeters) - 59 cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Ritchey Road Force
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano RSX Levers Shimano RX-100 Dual Pivot Brakes
Hubs for disc brakes	Shimano RSX
Rims manufacturer	32-hole Sun Rims CRE16
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Shuhn Lih Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Chromoly
Frame type	TIG-welded
Handlebar construction	Hsin Lung Modolo Bend
Handlebar extender	Not Available
Handlebar stem details	Kalloy Chromoly
Headset size	1 (inches) Victor VP-H81NW

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	26/36/46 Teeth Shimano RSX
Gear shift levers	Shimano RSX STI Dual Control
Rear gear set	12 - 24 Teeth 7-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano RSX Top-swing
Derailleur (Rear)	Shimano RSX GS
Fork material	Triple-butted Unicrown Crown Chromoly
Fork type	Spinner

Other Specs of Jamis Aurora

Component group sets	Shimano RSX
Pedals details	Wellgo LU-948 With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Vetta Comfort
Seat post extension	26.8 (millimeters) Diameter Kalloy SP-231

Boulder Bikes Tourstar AL

General Infos

Model	Tourstar AL
Manufacturer	Boulder Bikes
Year of production	2000
Current price	🛒 View Price →
Color choice	-All colors available
Sizes	- 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Panaracer Tourguard
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Dual Control Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	32-hole Mavic Open Pro
Spoke nipples type	Brass Nipples
Spoke wheel	14/15 Ga. Double-butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Double-butted With Replaceable Derailleur Hanger 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	ITM Super Italian Pro
Handlebar extender	Not Available
Handlebar stem details	ITM Big One Threadless
Headset size	1 (inches) Threadless Cane Creek C2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG92
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	112.5 (millimeters) Spindle Shimano Cartridge
Crankset parts and sizes	22/32/44 Teeth Shimano Deore XT
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	11 - 34 Teeth 9-speed

Boulder Bikes Tourstar AL Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	1.2 (inches) Travel Rock Shox Ruby Metro

Other Specs of Boulder Bikes Tourstar AL

Component group sets	Touring Mix
Pedals details	Optional
Rear shock absorber	1.4 (inches) Risse Genesis Airshock
Saddle seat	Specialized Body Geometry Comp
Seat post extension	27.2 (millimeters) Diameter American Classic