K2 PROFLEX 4000 SE 1998 VS Giant NRS AIR 2003 specs comparison

K2 ProFlex 4000 SE

General Infos

Model	ProFlex 4000 SE
Manufacturer	K2
Year of production	1998
Current price	Check price Here ==>
Color choice	- red -Blue
Sizes	- Large - medium - small - way big
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Panaracer Duster II Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Sun Rims Sub 342
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Titec Enduro 141
Handlebar extender	Aluminum
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

K2 ProFlex 4000 SE Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Linkage Crown Aluminum
Fork type	Noleen Cross-Link CS

Other Specs of K2 ProFlex 4000 SE

Component group sets	Shimano Deore XT
Pedals details	K2 Mag C
Rear shock absorber	4.0 (inches) Travel K2 Smart Shock
Saddle seat	Selle Royal
Seat post extension	27.2 (millimeters) Diameter Titec PG

Giant NRS Air

General Infos

Model	NRS Air
Manufacturer	Giant
Year of production	2003
Current price	Check price Here ==>
Color choice	-Team Blue
Sizes	- 16.5 (inches) - 18.5 (inches) - 20.5 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Hutchinson Python Tubeless
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano XTR Hydraulic Levers Shimano XTR Disc Brake Brakes
Hubs for disc brakes	Mavic Crossmax Disc
Rims manufacturer	24-hole Mavic Crossmax UST Disc
Spoke nipples type	Aluminum Nipples
Spoke wheel	Aero Mavic Zicral

Frame and Body Specs

Frame materials	Aluxx SL Aluminum
Frame type	TIG-welded
Handlebar construction	Titec Enduro XC
Handlebar extender	Optional
Handlebar stem details	Titec Fast Al
Headset size	1 1/8 (inches) Threadless FSA Integrated

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7701
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/34/44 Teeth Shimano XTR
Gear shift levers	Shimano XTR RapidFire SL
Rear gear set	11 - 34 Teeth 9-speed

Giant NRS Air Fork System Data

Derailleur (Front)	Top-pull and clamp-on 35.0 (millimeters) Shimano XTR
Derailleur (Rear)	Shimano XTR SGS
Fork material	Single Crown Aluminum and magnesium
Fork type	80 (millimeters) Travel Rock Shox Sid XC

Other Specs of Giant NRS Air

Component group sets	Shimano XTR
Pedals details	Optional
Rear shock absorber	3.75 (inches) Travel Rock Shox Sid XC
Saddle seat	WTB Rocket V-Comp Ti Rails
Seat post extension	27.2 (millimeters) Diameter Titec X-Wing Pro