Ross MT. RUSHMORE 1997 VS Spectra BLACKHILLS 1993 specs comparison

Ross Mt. Rushmore

General Infos

Model	Mt. Rushmore
Manufacturer	Ross
Year of production	1997
Current price	Check price Here ==>
Color choice	-Black and grey fade
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - 26 (inches) - womens 16 (inches) - womens 19 (inches)
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - 26 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Super East 101
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Altus Brakes
Hubs for disc brakes	Aluminum Quick Release
Rims manufacturer	36-hole Rigida AS-26
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Richman Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Down Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Ross
Handlebar stem details	Hsin Lung Steel
Headset size	1 (inches) YST 8002

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Taya TB-400
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle YST BB 621
Crankset parts and sizes	28/38/48 Teeth Dotek DK5-S310
Gear shift levers	Grip Shift MRX-170
Rear gear set	13 - 28 Teeth 7-speed

Ross Mt. Rushmore Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-30
Derailleur (Rear)	Shimano Altus
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Ross

Other Specs of Ross Mt. Rushmore

Component group sets	Shimano Altus
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Selle Master VL-252
Seat post extension	25.4 (millimeters) Diameter Steel Pillar

Spectra Blackhills

General Infos

Model	Blackhills
Manufacturer	Spectra
Year of production	1993
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 20 - 18WM

Wheels And Breaking System

Bike front tire	Rear: 20 X 2.00 (inches) Front: 20 X 2.00 (inches) Square Shoulder 20x2.0
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Levers Polygon Caliper Brakes
Hubs for disc brakes	Steel
Rims manufacturer	36-hole MTB Alloy
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Micro Steel Alloy
Frame type	TIG-welded Steel
Handlebar construction	Flat
Handlebar extender	Not Available
Handlebar stem details	80 (millimeters)
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	32/40/48 Teeth One-piece Crank
Gear shift levers	Shimano Thumbshifters
Rear gear set	14 - 28 Teeth 6-speed

Spectra Blackhills Fork System Data

Derailleur (Front)	Shimano SIS
Derailleur (Rear)	Shimano SIS
Fork material	Not Available
Fork type	Unicrown Steel

Other Specs of Spectra Blackhills

Component group sets	Shimano
Pedals details	Wellgo Platform
Rear shock absorber	Not Available
Saddle seat	Viscount Gel
Seat post extension	Steel