K2 PROFLEX BEAST 1998 VS Mongoose AMPLIFIER II 1995 specs comparison

K2 ProFlex Beast

General Infos

Model	ProFlex Beast
Manufacturer	K2
Year of production	1998
Current price	🛒 View Price →
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 Amplifier II

General Infos

Model	Amplifier II
Manufacturer	Mongoose
Year of production	1995
Current price	🛒 View Price →
Color choice	-Polished
Sizes	- 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.125 (inches) Panaracer Smoke Front: 26 X 2.125 (inches) Panaracer Dart
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-286 Levers Shimano STX M-System Brakes
Hubs for disc brakes	Shimano Deore LX With Suspension Front Axle
Rims manufacturer	32-hole Araya TM-18
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double Butted Stainless Steel

Frame and Body Specs

Frame materials	Easton 6061
Frame type	Welded Aluminum
Handlebar construction	IBOC Alloy
Handlebar extender	Optional
Handlebar stem details	IBOC Alloy
Headset size	1 1/8 (inches) YST Alloy Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG51
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Sugino Impel 350
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 8-speed

Mongoose Amplifier II Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Compact Drive
Derailleur (Rear)	Shimano Deore LX
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Quadra 21

Other Specs of Mongoose Amplifier II

Component group sets	Shimano Deore LX
Pedals details	IBOC Alloy With Clips And Straps
Rear shock absorber	Not Available
Saddle seat	IBOC Pro Series
Seat post extension	30.2 (millimeters) Diameter IBOC Alloy