Bianchi B.O.S.S. SINGLE SPEED 1998 VS Specialized HARDROCK GX SPORT 1997 specs comparison

Bianchi B.O.S.S. Single Speed

General Infos

Model	B.O.S.S. Single Speed
Manufacturer	Bianchi
Year of production	1998
Current price	Check price Here ==>
Color choice	-CalTrans Orange
Sizes	- 17.5 (inches) - 19.5 (inches)
Sizes	- 17.5 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Ritchey Omega Bite Front: 26 X 1.95 (inches) Ritchey Alfa Bite
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid AD-1.0 L Levers Avid 1D-10 Brakes
Hubs for disc brakes	Rear: Paul Components W.O.R.D. Front: Paul Components Fhub
Rims manufacturer	32-hole Mavic X138
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Kalloy Aluminum
Handlebar extender	Not Available
Handlebar stem details	Ritchey CompLite
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano Cartridge
Crankset parts and sizes	44 Teeth Race Face Turbine With Spot Brand Chainring & Guard
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

Bianchi B.O.S.S. Single Speed Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	Bianchi

Other Specs of Bianchi B.O.S.S. Single Speed

Component group sets	Single Speed Mountain Bike Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	SDG Ventura Kevlar
Seat post extension	27.2 (millimeters) Diameter Kalloy Aluminum Micro-adjust

Specialized Hardrock GX Sport

General Infos

Model	Hardrock GX Sport
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- green -Black
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Hardrock'R
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: SBC Aluminum Quick Release
Rims manufacturer	36-hole Araya VP-20
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	SBC Aluminum
Handlebar extender	Optional
Handlebar stem details	SBC Fast Fit
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano
Crankset parts and sizes	24/34/42 Teeth SBC Strongarm Sport
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Specialized Hardrock GX Sport Fork System Data

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

Other Specs of Specialized Hardrock GX Sport

Component group sets	Shimano Alivio
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	SBC Softlite Super
Seat post extension	30.4 (millimeters) Diameter Aluminum Micro-adjust