Porter Frames THOR (03) 1998 VS Balance ST640 1993 specs comparison

Porter Frames Thor (03)

General Infos

Model	Thor (03)
Manufacturer	Porter Frames
Year of production	1998
Current price	🛒 View Price →
Color choice	-Custom
Sizes	- 44 cm (centimeters) - 46 cm (centimeters) - 48 cm (centimeters) - 50 cm (centimeters) - 52 cm (centimeters) - 54 cm (centimeters) - 56 cm (centimeters) - 58 cm (centimeters)
Sizes	- 44 cm (centimeters) - 46 cm (centimeters) - 48 cm (centimeters) - 50 cm (centimeters) - 52 cm (centimeters) - 54 cm (centimeters) - 56 cm (centimeters) - 58 cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Continental Grand Prix
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Dura-Ace Levers Shimano Dura-Ace Dual Pivot Brakes
Hubs for disc brakes	Shimano Dura-Ace
Rims manufacturer	32-hole Campagnolo
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	TTT Ergopower 2
Handlebar extender	Optional
Handlebar stem details	TTT Synthesis
Headset size	1 (inches) Shimano Dura-Ace

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-7700
Crankset parts and sizes	Shimano Dura-Ace
Gear shift levers	Shimano Dura-Ace STI Dual Control
Rear gear set	9-speed

Porter Frames Thor (03) Fork System Data

Derailleur (Front)	Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Unicrown Crown Carbon Fiber Composite
Fork type	Aegis Hot Rod

Other Specs of Porter Frames Thor (03)

Component group sets	Shimano Dura-Ace
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Vetta
Seat post extension	Campagnolo Record

Balance ST640

General Infos

Model	ST640
Manufacturer	Balance
Year of production	1993
Current price	🛒 View Price →
Color choice	-Not found
Sizes	- 52 - 54 - 56 - 58 - 60 - 62

Wheels And Breaking System

Bike front tire	700 X 20c
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Levers Shimano 600 Ultegra Brakes
Hubs for disc brakes	Shimano 600 Ultegra
Rims manufacturer	32-hole Araya CT-19
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Tange Prestige TB
Frame type	TIG-welded Steel
Handlebar construction	SR 6-bend
Handlebar extender	Not Available
Handlebar stem details	SR Alloy
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano Hyperglide
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	42/53 Teeth Shimano 600 Ultegra
Gear shift levers	Shimano 600 Ultegra STI
Rear gear set	12 - 23 Teeth 8-speed

Balance ST640 Fork System Data

Derailleur (Front)	Shimano 600 Ultegra
Derailleur (Rear)	Shimano 600 Ultegra
Fork material	Not Available
Fork type	Chrome-moly Taper Gauge

Other Specs of Balance ST640

Component group sets	Shimano 600 Ultegra STI
Pedals details	Shimano 600 Ultegra Clipless
Rear shock absorber	Not Available
Saddle seat	Bontrager Ti
Seat post extension	Balance Stilt