Opus SONAR 2008 VS Marin ALCATRAZ 2011 specs comparison

Opus Sonar

General Infos

Model	Sonar
Manufacturer	Opus
Year of production	2008
Current price	Check price Here ==>
Color choice	-Satin Black
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) CST
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Levers ProMax Alloy V-Brake Brakes
Hubs for disc brakes	Rear: Formula Nutted Front: Formula
Rims manufacturer	Alex DM-18
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	6000 aluminum c
Frame type	TIG-welded
Handlebar construction	Ora AL-027
Handlebar extender	Optional
Handlebar stem details	Ora 2D
Headset size	1 1/8 (inches) VP

Gearing Specifications

Bicycle chain	KMC
Bottom bracket shell width	Not Available
Bottom bracket type	CH-52 Cartridge
Crankset parts and sizes	Suntour XCR-170
Gear shift levers	Shimano ST-EF60
Rear gear set	11 - 30 Teeth 7-speed

Opus Sonar Fork System Data

Derailleur (Front)	Shimano C050
Derailleur (Rear)	Shimano Tourney TX-51
Fork material	Single
Fork type	75 (millimeters) Travel RST 191 T7

Other Specs of Opus Sonar

Component group sets	Mountain Mix
Pedals details	Wellgo Alloy Body and cage
Rear shock absorber	Not Available
Saddle seat	Black Ora
Seat post extension	27.2 (millimeters) Diameter Ora SP242

Marin Alcatraz

General Infos

Model	Alcatraz
Manufacturer	Marin
Year of production	2011
Current price	Check price Here ==>
Color choice	-Blue and neon green
Sizes	- 14

Wheels And Breaking System

Bike front tire	26 X 2.3 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Hydraulic Disc Levers Avid Elixer 3 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Single Speed Alloy Double Sealed Front: Pro Alloy Quad Sealed 20 (millimeters) Through Axle
Rims manufacturer	32-hole and 36-hole FSA Gravity
Spoke nipples type	Not Available
Spoke wheel	14ga. WTB Stainless

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	Steel
Handlebar construction	FSA Gravity Lite
Handlebar extender	Optional
Handlebar stem details	Gravity Light
Headset size	1 1/8 (inches) FSA The Mallet

Gearing Specifications

Bicycle chain	KMC
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	36T Teeth FSA Gap MegaExo
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Marin Alcatraz Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Not Available
Fork type	100 (millimeters) Travel Marzocchi Dirt Jump 3

Other Specs of Marin Alcatraz

Component group sets	Mountain Mix
Pedals details	BMX Platform
Rear shock absorber	Not Available
Saddle seat	WTB Jaxon V
Seat post extension	27.2 (millimeters) Diameter FSA FR-205