Mongoose NX 8.1 1998 VS K2 BUMPY MONKEY 2002 specs comparison

Mongoose NX 8.1

General Infos

Model	NX 8.1
Manufacturer	Mongoose
Year of production	1998
Current price	Check price Here ==>
Color choice	- green - polished -Blue
Sizes	- Large - medium - small
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Tioga Psycho TT Front: 26 X 2.10 (inches) Tioga Edge
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Mongoose OS
Rims manufacturer	Weinmann Zac 19
Spoke nipples type	Not Available
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Aluminum
Frame type	TIG-welded
Handlebar construction	Mongoose Comp
Handlebar extender	Optional
Handlebar stem details	Mongoose
Headset size	1 1/8 (inches) Threadless Tioga

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 Alivio
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Mongoose NX 8.1 Fork System Data

Derailleur (Front)	Top-pull Shimano STX Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Indy C

Other Specs of Mongoose NX 8.1

Component group sets	Mountain Mix
Pedals details	Aluminum Cage With Clips & Straps
Rear shock absorber	3.5 (inches) Travel Rock Shox Deluxe
Saddle seat	Mongoose
Seat post extension	31.4 (millimeters) Diameter Mongoose Micro-adjust

K2 Bumpy Monkey

General Infos

Model	Bumpy Monkey
Manufacturer	K2
Year of production	2002
Current price	Check price Here ==>
Color choice	-Dark Matte Blue and White
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	26 X 2.25 (inches) Geax Blade
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Speed Dial 5 Levers Avid Mechanical Disc Brakes
Hubs for disc brakes	WTB SpeedDisc XC
Rims manufacturer	32-hole WTB Dual Duty
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge WTB Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	1.25 (inches) Rise Aluminum
Handlebar extender	Optional
Handlebar stem details	K2 Alloy 4-bolt
Headset size	1 1/8 (inches) Threadless Cane Creek Dozer

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Alloy Cups Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Shimano FC-M440
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

K2 Bumpy Monkey Fork System Data

Derailleur (Front)	Bottom Bracket Mount Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore
Fork material	Single Triple-clamp Crown Aluminum
Fork type	3.15 (inches)-4.00 (inches) Adjustable Travel Answer Manitou Black Comp 8100

Other Specs of K2 Bumpy Monkey

Component group sets	Mountain Mix
Pedals details	Chromoly Axle K2 Alloy
Rear shock absorber	3.5 (inches) Travel Noleen NR-2
Saddle seat	K2 Grab Bag
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust