K2 PROFLEX BEAST 1998 VS Kestrel RUBICON SX (08) 1999 specs comparison

K2 ProFlex Beast

General Infos

Model	ProFlex Beast
Manufacturer	K2
Year of production	1998
Current price	Check price Here ==>
Color choice	- purple and yellow -Black with red vertebrae
Sizes	- Large - medium - small - way big
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Panaracer Smoke Kevlar Front: 26 X 2.10 (inches) Panaracer Dart Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	36-hole Sun Rims XC
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Titec Enduro Hell Bent
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset Kontak AL-2

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-UN52
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

K2 ProFlex Beast 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	Double Triple-clamp Crown Aluminum and magnesium
Fork type	K2 Bikes Proflex Girvin Noleen Pipeline Chubby LT

Other Specs of K2 ProFlex Beast

Component group sets	Shimano Deore LX
Pedals details	K2 Mag C
Rear shock absorber	5.0 (inches) Travel Noleen NR-2
Saddle seat	Selle Royal
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312

Kestrel Rubicon SX (08)

General Infos

Model	Rubicon SX (08)
Manufacturer	Kestrel
Year of production	1999
Current price	Check price Here ==>
Color choice	-Optic Yellow
Sizes	- 17 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	Optional
Bike rear tire	Not Available
Bike wheel size	Optional Wheels
Brakeset type	Shimano XTR Levers Shimano XTR V-Brake Brakes
Hubs for disc brakes	Shimano XTR
Rims manufacturer	Optional
Spoke nipples type	Optional
Spoke wheel	Optional

Frame and Body Specs

Frame materials	Carbon Fiber Composite
Frame type	Monocoque
Handlebar construction	Optional
Handlebar extender	Optional
Handlebar stem details	Optional
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7700
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-M952
Crankset parts and sizes	Shimano XTR M952
Gear shift levers	Shimano XTR RapidFire SL
Rear gear set	Optional Teeth

Kestrel Rubicon SX (08) Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano XTR Top-swing
Derailleur (Rear)	Shimano XTR SGS
Fork material	Double Triple-clamp Crown Aluminum and magnesium
Fork type	4.0 (inches) Travel Rock Shox Sid XL

Other Specs of Kestrel Rubicon SX (08)

Component group sets	Shimano XTR
Pedals details	Optional
Rear shock absorber	4.75 (inches) Travel Fox Alps-5R
Saddle seat	Optional
Seat post extension	27.2 (millimeters) Diameter