K2 PROFLEX BEAST 1998 VS Mongoose NX 8.5 2000 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 |
Mongoose NX 8.5
General Infos| Model | NX 8.5 |
| Manufacturer | Mongoose |
| Year of production | 2000 |
| Current price | Check price Here ==> |
| Color choice |
-Wired Silver and Fusion Orange |
| Sizes |
- Large - medium - small |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) IRC Notos XC |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid SD-1.9 L Levers Formula MD-1 Brakes |
| Hubs for disc brakes | WTB Momentum Disc |
| Rims manufacturer | 32-hole WTB SpeedMaster |
| Spoke nipples type | Not Available |
| Spoke wheel | 1.8 (millimeters) WTB Stainless Steel |
Frame and Body Specs
| Frame materials | Butted Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Titec Hell Bent XC |
| Handlebar extender | Optional |
| Handlebar stem details | Titec Big AL |
| Headset size | WTB Momentum Comp ST |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG72 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 22/32/44 Teeth Shimano Deore XT |
| Gear shift levers | Shimano Deore LX RapidFire SL |
| Rear gear set | 11 - 32 Teeth 9-speed |
Mongoose NX 8.5 Fork System Data
| Derailleur (Front) | Bottom-pull Shimano Deore LX |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | 3.15 (inches) Travel Rock Shox Sid XC |
Other Specs of Mongoose NX 8.5
| Component group sets | Mountain Mix |
| Pedals details | Time ATAC Alium |
| Rear shock absorber | Fox Vanilla |
| Saddle seat | WTB Podium |
| Seat post extension | 31.4 (millimeters) Diameter Mongoose Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, K2 provided us with the latest version of its ProFlex Beast bike manual
- Find All parts, tires and accessories of K2 ProFlex Beast Mountain bike here
- Get your Mongoose NX 8.5 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mongoose NX 8.5 Mountain bike here