Rocky Mountain VERTEX 50 2011 VS North Star ESTRELLA 1997 specs comparison

Rocky Mountain Vertex 50

General Infos

Model	Vertex 50
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-Metallic green and white
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.2'' Continental Race King
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Formula RX Levers Formula RX Hydraulic Disc Brakes
Hubs for disc brakes	DT Swiss X1800
Rims manufacturer	DT Swiss X1800
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Competition

Frame and Body Specs

Frame materials	FORM 7005 Aluminum
Frame type	Aluminum
Handlebar construction	Easton EA50 Lo Rise
Handlebar extender	Optional
Handlebar stem details	Easton 6 Degrees
Headset size	FSa ZS-4D

Gearing Specifications

Bicycle chain	Shimano HG74
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano SMBB71 Press Fit
Crankset parts and sizes	42/32/24t Teeth Shimano SLX
Gear shift levers	Shimano SLX RapidFire
Rear gear set	11 - 34 Teeth 10-speed

Rocky Mountain Vertex 50 Fork System Data

Derailleur (Front)	Direct Mount Shimano SLX
Derailleur (Rear)	Shimano XT
Fork material	Not Available
Fork type	100 (millimeters) Travel RockShox Reba RL

Other Specs of Rocky Mountain Vertex 50

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Fi'zi:k Gobi XM
Seat post extension	30.9 (millimeters) Diameter Easton EA50

North Star Estrella

General Infos

Model	Estrella
Manufacturer	North Star
Year of production	1997
Current price	Check price Here ==>
Color choice	-Matte blue
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) WTB VelociRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-375A Levers Tektro 876AG V-Brake Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: North Star
Rims manufacturer	32-hole Araya GP-710
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Heat-treated Chromoly
Frame type	TIG-welded
Handlebar construction	North Star Pro Series
Handlebar extender	Optional
Handlebar stem details	North Star
Headset size	1 (inches) Threadless Dia-Tech

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-UN52
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Grip Shift SRT-400i
Rear gear set	11 - 30 Teeth 8-speed

North Star Estrella Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy C

Other Specs of North Star Estrella

Component group sets	Shimano Alivio
Pedals details	Chromoly Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	North Star Competition
Seat post extension	North Star Micro-adjust