Rocky Mountain FUSION 1999 VS Opus SONAR 2008 specs comparison

Rocky Mountain Fusion

General Infos

Model	Fusion
Manufacturer	Rocky Mountain
Year of production	1999
Current price	Check price Here ==>
Color choice	-XS Orange
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Michelin X Sport 66
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Linear-pull Levers Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Shimano AceraX
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Champion Stainless Steel

Frame and Body Specs

Frame materials	Butted Chromoly
Frame type	TIG-welded
Handlebar construction	Rise Aluminum
Handlebar extender	Optional
Handlebar stem details	Forged Alloy
Headset size	1 1/8 (inches) Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano Cartridge
Crankset parts and sizes	22/32/42 Teeth Cyclone
Gear shift levers	SRAM ESP 7.0
Rear gear set	11 - 30 Teeth 8-speed

Rocky Mountain Fusion Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Alivio
Derailleur (Rear)	SRAM ESP 7.0
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	3.0 (inches) Travel Rock Shox Jett XC

Other Specs of Rocky Mountain Fusion

Component group sets	Mountain Mix
Pedals details	Aluminum With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Selle Italia Nitrox PD
Seat post extension	26.8 (millimeters) Diameter Aluminum Micro-adjust

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

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