Specialized ROCKHOPPER 1997 VS Montague BIFRAME 939 1993 specs comparison

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Dark blue
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Team Master Front: 26 X 2.00 (inches) Specialized Team Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Levers Dia-Compe Direct Pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: SBC Aluminum Quick Release
Rims manufacturer	32-hole Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted SBC DirectDrive Light Chromoly
Frame type	TIG-welded
Handlebar construction	SBC Aluminum
Handlebar extender	Optional
Handlebar stem details	SBC Aluminum
Headset size	1 1/8 (inches) Threadless Tange

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	SBC Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth SBC Son Of Strongarm
Gear shift levers	Grip Shift SRT-400i
Rear gear set	11 - 30 Teeth 7-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown SBC DirectDrive Chromoly
Fork type	SBC

Other Specs of Specialized Rockhopper

Component group sets	Not Available
Pedals details	Resin Body With Clips & Straps Aluminum Cage
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.4 (millimeters) Diameter Aluminum Micro-adjust

Montague BiFrame 939

General Infos

Model	BiFrame 939
Manufacturer	Montague
Year of production	1993
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 17 - 18.5 - 20.5

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches)
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Shimano Altus C10 Brakes
Hubs for disc brakes	Shimano
Rims manufacturer	Alloy
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	True Temper Chrome-moly
Frame type	TIG-welded Steel
Handlebar construction	Steel
Handlebar extender	Not Available
Handlebar stem details	Short 'Nuff Steel
Headset size	Not Available

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Suntour XCU
Gear shift levers	Shimano Altus A10 Rapidfire Plus
Rear gear set	12 - 28 Teeth 7-speed

Montague BiFrame 939 Fork System Data

Derailleur (Front)	Suntour XCE
Derailleur (Rear)	Suntour Altus C10
Fork material	Not Available
Fork type	Steel 1 (inches)-blade

Other Specs of Montague BiFrame 939

Component group sets	Shimano Altus A10 Rapidfire Plus
Pedals details	MTB Beartrap
Rear shock absorber	Not Available
Saddle seat	Emerald Skin MTB
Seat post extension	Steel