ProFlex BEAST GDT 1997 VS Mongoose NX 8.5 1998 specs comparison

ProFlex Beast GDT

General Infos

Model	Beast GDT
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	-Navy blue and green fade
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB Primal Raptor Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Magura Race-Line Levers Magura Hydraulic HS11 Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Mavic 221
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Girvin
Handlebar stem details	Girvin Reversible Forged
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset DL-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN51
Crankset parts and sizes	22/32/42 Teeth Sugino Impel 500
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 8-speed

ProFlex Beast GDT Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT GS
Fork material	Girvin Linkage Crown Aluminum
Fork type	Girvin AL With ODS Coil Over Oil

Other Specs of ProFlex Beast GDT

Component group sets	Shimano Deore XT and LX
Pedals details	Wellgo LU-945 With Clips & Straps
Rear shock absorber	3.5 (inches) Travel Girvin GDT Coil Over Oil
Saddle seat	Vetta Torino
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-264

Mongoose NX 8.5

General Infos

Model	NX 8.5
Manufacturer	Mongoose
Year of production	1998
Current price	Check price Here ==>
Color choice	- red -Polished
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) WTB VelociRaptor Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD-2.0 L Levers Avid 1D-10 Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Mongoose OS
Rims manufacturer	Mavic 217 SUP
Spoke nipples type	Not Available
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Aluminum
Frame type	TIG-welded
Handlebar construction	Kore Torsion
Handlebar extender	Optional
Handlebar stem details	Kore Lite
Headset size	1 1/8 (inches) Threadless Aheadset SE-1

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
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

Mongoose NX 8.5 Fork System Data

Derailleur (Front)	Top-pull Shimano STX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy T2

Other Specs of Mongoose NX 8.5

Component group sets	Shimano Deore LX
Pedals details	Mongoose Clipless
Rear shock absorber	3.5 (inches) Travel Rock Shox Coupe Deluxe
Saddle seat	Chromoly Rails WTB SSTX
Seat post extension	31.4 (millimeters) Diameter Mongoose Micro-adjust