Boulder Bikes DEFIANT (LX) 1998 VS Rocky Mountain ALTITUDE 50 2010 specs comparison

Boulder Bikes Defiant (LX)

General Infos

Model	Defiant (LX)
Manufacturer	Boulder Bikes
Year of production	1998
Current price	Check price Here ==>
Color choice	- blue - green - red - silver - team flames - white - yellow -Black
Sizes	- Large - medium - small
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) IRC Mythos XC
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	Rear: Shimano Deore LX Front: Shimano Deore LX Suspension
Rims manufacturer	32-hole Mavic X222
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Double-butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Chromoly
Frame type	TIG-welded
Handlebar construction	Bontrager Race
Handlebar extender	Optional
Handlebar stem details	Ritchey CompLite
Headset size	1 1/8 (inches) Threadless Aheadset Kontak SA-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	107 (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

Boulder Bikes Defiant (LX) Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Suntour XC Pro
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy XC

Other Specs of Boulder Bikes Defiant (LX)

Component group sets	Shimano Deore LX
Pedals details	Optional
Rear shock absorber	3.25 (inches) Travel Works Performance Air and oil
Saddle seat	Bontrager
Seat post extension	28.6 (millimeters) Diameter Kalloy Uno

Rocky Mountain Altitude 50

General Infos

Model	Altitude 50
Manufacturer	Rocky Mountain
Year of production	2010
Current price	Check price Here ==>
Color choice	-White
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 (inches) Continental Mountain King
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Formula RX Levers Formula RX Disc With 180 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Shimano M525 Disc Front: Wheeltech Cartridge Disc 15 (millimeters) Axle
Rims manufacturer	Mavic XM317
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Competition

Frame and Body Specs

Frame materials	RMB FORM 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Race Face Evolve XC Low-rise
Handlebar extender	Optional
Handlebar stem details	Race Face Evolve XC
Headset size	FSA Orbit MX

Gearing Specifications

Bicycle chain	Shimano HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face Evolve XC X-Type
Crankset parts and sizes	22/32/44 Teeth Race Face Evolve XC X-Type
Gear shift levers	Shimano SLX RapidFire
Rear gear set	11 - 34 Teeth 9-speed

Rocky Mountain Altitude 50 Fork System Data

Derailleur (Front)	DMD Shimano SLX
Derailleur (Rear)	Shimano XT
Fork material	Single Crown Magnesium and aluminum
Fork type	140 (millimeters) Travel Fox 32 Float RL With 15QR Thru Axle

Other Specs of Rocky Mountain Altitude 50

Component group sets	Mountain Mix
Pedals details	Shimano PD-M520
Rear shock absorber	140 (millimeters) Travel Fox Float RP23
Saddle seat	WTB Silverado Race SL
Seat post extension	30.9 (millimeters) Diameter Race Face Evolve XC