Jamis AURORA COMPACT 1998 VS Miyata 721 1993 specs comparison

Jamis Aurora Compact

General Infos

Model	Aurora Compact
Manufacturer	Jamis
Year of production	1998
Current price	🛒 View Price →
Color choice	-Electric Blue
Sizes	- 47 cm (centimeters)
Sizes	- 47 cm (centimeters)

Wheels And Breaking System

Bike front tire	650 X 25c Ritchey Tom Slick
Bike rear tire	Not Available
Bike wheel size	650c Wheels
Brakeset type	Shimano RSX Levers Shimano RSX Dual Pivot Brakes
Hubs for disc brakes	Shimano RSX
Rims manufacturer	36-hole Sun Rims CR18
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 525
Frame type	TIG-welded
Handlebar construction	Kalloy
Handlebar extender	Not Available
Handlebar stem details	Kalloy Chromoly
Headset size	1 (inches) Victor VP-H242NW

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	11 - 24 Teeth 7-speed

Jamis Aurora Compact Fork System Data

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

Other Specs of Jamis Aurora Compact

Component group sets	Shimano RSX
Pedals details	Wellgo With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Jamis Comp
Seat post extension	26.8 (millimeters) Diameter Kalloy Aluminum Micro-adjust

Miyata 721

General Infos

Model	721
Manufacturer	Miyata
Year of production	1993
Current price	🛒 View Price →
Color choice	-Not found
Sizes	- 18.9 - 19.7 - 20.4 - 21.3 - 22 - 22.8 - 23.6 - 24.8

Wheels And Breaking System

Bike front tire	700 X 24c Panaracer Vivezza
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Levers Shimano RX100 Brakes
Hubs for disc brakes	Shimano Exage
Rims manufacturer	32-hole Araya SS-45
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Miyata APA Bonded Aluminum
Frame type	Bonded Aluminum
Handlebar construction	SR Signature 430
Handlebar extender	Not Available
Handlebar stem details	SR CTS120
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano CN-HG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	30/42/52 Teeth Shimano RX100 Triple
Gear shift levers	Shimano RX100 Downtube
Rear gear set	12 - 28 Teeth 7-speed

Miyata 721 Fork System Data

Derailleur (Front)	Shimano RX100
Derailleur (Rear)	Shimano RX100
Fork material	Not Available
Fork type	Full Chrome-moly

Other Specs of Miyata 721

Component group sets	Shimano RX100
Pedals details	MKS Radius
Rear shock absorber	Not Available
Saddle seat	Miyata
Seat post extension	SR CTE101