ProFlex ATTACK 1997 VS Norco SCREAMER 2001 specs comparison

ProFlex Attack

General Infos

Model	Attack
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	- red and black -Green and yellow
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

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 297 Levers Chang Star 877AT Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Formula FM 11 Q and R
Rims manufacturer	32-hole Weinmann Zac 19
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
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 Alivio
Gear shift levers	Sachs Power Grip Plus
Rear gear set	11 - 28 Teeth 8-speed

ProFlex Attack Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 461

Other Specs of ProFlex Attack

Component group sets	Shimano STX-RC and Alivio
Pedals details	Wellgo LU-946S
Rear shock absorber	3.5 (inches) Travel Girvin MCU
Saddle seat	Selle San Marco Linea Pro
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312

Norco Screamer

General Infos

Model	Screamer
Manufacturer	Norco
Year of production	2001
Current price	Check price Here ==>
Color choice	- White -Black
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Kenda Kinetics
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX RapidFire SL Levers Tektro Aluminum V Brake Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	32-hole Alex Y-2000
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Rise Steel
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aluminum

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Three Piece
Crankset parts and sizes	Shimano TY 33A
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	13 - 30 Teeth 8-speed

Norco Screamer Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Tourney TY-32
Derailleur (Rear)	Shimano Tourney TY-30
Fork material	Triple-clamp Crown Aluminum
Fork type	2.5 (inches) Travel SR 7700

Other Specs of Norco Screamer

Component group sets	Mountain Mix
Pedals details	Victor
Rear shock absorber	3.0 (inches) Travel RST 22A
Saddle seat	Velo
Seat post extension	Aluminum Micro-adjust