Tomac 78 SPECIAL 1999 VS ProFlex 657 1997 specs comparison

Tomac 78 Special

General Infos

Model	78 Special
Manufacturer	Tomac
Year of production	1999
Current price	Check price Here ==>
Color choice	-Guards Red
Sizes	- Large - medium - small
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Tioga Factory XC Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Magura Louise Levers Magura Louise Disc Brakes
Hubs for disc brakes	Mavic Crossmax Disc
Rims manufacturer	26-hole and 28-hole Mavic Crossmax Disc
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted Mavic Stainless Steel

Frame and Body Specs

Frame materials	Easton SC7000 Scandium Alloy
Frame type	MIG-welded
Handlebar construction	Profile
Handlebar extender	Optional
Handlebar stem details	Profile
Headset size	1 1/8 (inches) Threadless Race Face Real Seal

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-M90
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Race Face Taperlock
Crankset parts and sizes	22/32/44 Teeth Race Face Turbine LP
Gear shift levers	SRAM ESP 9.0 SL
Rear gear set	11 - 32 Teeth 9-speed

Tomac 78 Special Fork System Data

Derailleur (Front)	Top-pull SRAM ESP 9.0SL
Derailleur (Rear)	SRAM ESP 9.0 SL
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	3.15 (inches) Travel Answer Manitou SX Ti

Other Specs of Tomac 78 Special

Component group sets	Mountain Mix
Pedals details	Shimano PD-M747 SPD
Rear shock absorber	3.0 (inches) Travel Answer Bazooka
Saddle seat	Tioga Multicontrol XC
Seat post extension	31.6 (millimeters) Diameter Profile

ProFlex 657

General Infos

Model	657
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	-Matte titanium
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Panaracer Duster II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Chang Star 274A Levers Chang Star 879AG Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Shimano STX
Rims manufacturer	32-hole Mavic 238
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	Butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Girvin Team Issue
Handlebar stem details	Girvin Forged
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset ST-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX-RC
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

ProFlex 657 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Girvin Linkage Crown Aluminum
Fork type	Girvin AL With ODS Coil Over Oil

Other Specs of ProFlex 657

Component group sets	Shimano Deore LX and STX-RC
Pedals details	Wellgo LU-946S
Rear shock absorber	3.5 (inches) Travel Girvin GDT Coil Over Oil
Saddle seat	Selle San Marco Tecno Dynamica
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312