K2 PROFLEX BEAST 1998 VS Rocky Mountain ALTITUDE 29 2011 specs comparison

K2 ProFlex Beast 1998 comparison online with competitors

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 tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Shimano Deore LX Levers
Shimano Deore LX V-Brake Brakes
Hubs for disc brakesShimano Deore LX
Rims manufacturer 36-hole
Sun Rims XC
Spoke nipples typeBrass Nipples
Spoke wheel 1.8 (millimeters) Straight Gauge
DT Stainless Steel

Frame and Body Specs

Frame materials Double-butted
7005 Aluminum
Frame typeTIG-welded
Handlebar constructionTitec Enduro Hell Bent
Handlebar extenderOptional
Handlebar stem detailsAluminum
Headset size1 1/8 (inches) Threadless Aheadset Kontak AL-2

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
Sachs PC-51
Bottom bracket shell width73 (millimeters) English
Bottom bracket type 113 (millimeters) Spindle
Shimano BB-UN52
Crankset parts and sizes 22/32/42 Teeth
Shimano Deore LX
Gear shift leversShimano 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 typeK2 Bikes Proflex Girvin Noleen Pipeline Chubby LT

Other Specs of K2 ProFlex Beast

Component group setsShimano Deore LX
Pedals detailsK2 Mag C
Rear shock absorber 5.0 (inches) Travel
Noleen NR-2
Saddle seatSelle Royal
Seat post extension 27.2 (millimeters) Diameter
Polygon PM-312


Rocky Mountain Altitude 29 2011 comparison online with competitors

Rocky Mountain Altitude 29

General Infos
Model Altitude 29
Manufacturer Rocky Mountain
Year of production 2011
Current price Check price Here ==>   
Color choice -White
Sizes - Small
- Medium
- Large
- Extra large

Wheels And Breaking System

Bike front tire Rear: 29 X 2.25 (inches) Maxxis Ardent
Front: 29 X 2.4 (inches) Maxxis Ardent
Bike rear tireNot Available
Bike wheel size29 (inches) Wheels
Brakeset type Shimano BL-M505 Levers
Shimano BR-M445 Hydraulic Disc Brakes
Hubs for disc brakes Rear: Shimano M529
Front: Wheeltech XC Sealed
Rims manufacturerWTB Speed Disc
Spoke nipples typeNot Available
Spoke wheelDT Swiss Champion

Frame and Body Specs

Frame materialsFORM 7005 Aluminum
Frame typeAluminum
Handlebar constructionRMB Zero 5
Handlebar extenderOptional
Handlebar stem detailsRMB L7
Headset sizeFSA Orbit Z1.5 Lower and FSA ZS-4D ACB Upper

Gearing Specifications

Bicycle chainShimano HG53
Bottom bracket shell widthNot Available
Bottom bracket typeShimano Deore Hollowtech II
Crankset parts and sizes 44/32/22t Teeth
Shimano FC-M590
Gear shift leversShimano Deore Rapid Fire
Rear gear set 12 - 36 Teeth
9-speed

Rocky Mountain Altitude 29 Fork System Data

Derailleur (Front) Direct Mount
Shimano SLX
Derailleur (Rear)Shimano SLX
Fork materialNot Available
Fork type 120 (millimeters) Travel
RockShox Reba RL 29

Other Specs of Rocky Mountain Altitude 29

Component group setsShimano Mix
Pedals detailsShimano PD-M505
Rear shock absorber 115 (millimeters) Travel
Fox Float R
Saddle seatWTB Rocket V Comp
Seat post extension 30.9 (millimeters) Diameter
RMB L2B


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