Rocky Mountain HAMMER 1996 VS Ross MT. JEFFERSON (02) 1997 specs comparison

Rocky Mountain Hammer

General Infos

Model	Hammer
Manufacturer	Rocky Mountain
Year of production	1996
Current price	Check price Here ==>
Color choice	-Race red
Sizes	- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) WTB VelociRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Alloy Levers Shimano STX-RC M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Ritchey Rock 440
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	Triple-butted Tange Chromoly
Frame type	TIG-welded Steel
Handlebar construction	RMB Stratos 2
Handlebar extender	Optional
Handlebar stem details	RMB Custom 6061 Alloy
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset ST-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/44 Teeth Sugino Alloy
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 8-speed

Rocky Mountain Hammer Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Butted Unicrown Crown Tange Chromoly
Fork type	Tange

Other Specs of Rocky Mountain Hammer

Component group sets	Shimano Deore LX
Pedals details	Fasten NWL-90K With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Chromoly Rails Vetta TT Tri-Shock
Seat post extension	26.8 (millimeters) Diameter RMB Stratos 2

Ross Mt. Jefferson (02)

General Infos

Model	Mt. Jefferson (02)
Manufacturer	Ross
Year of production	1997
Current price	Check price Here ==>
Color choice	- blue - purple -Black
Sizes	- Boys - girls

Wheels And Breaking System

Bike front tire	24 X 1.95 (inches) Super East 101
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	APSE Levers Steel Cantilever Brakes
Hubs for disc brakes	Nutted Steel
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	Hi-tensile Steel
Frame type	MIG-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Optional
Handlebar stem details	Hsin Lung Steel
Headset size	1 (inches) YST 8002

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
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 Cotterless Steel
Gear shift levers	Shimano Tourney TY-15 Top-mount
Rear gear set	14 - 28 Teeth 6-speed

Ross Mt. Jefferson (02) Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-15
Derailleur (Rear)	Shimano Tourney TY-15
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Ross

Other Specs of Ross Mt. Jefferson (02)

Component group sets	Shimano Tourney TY-15
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Selle Master VL-252
Seat post extension	25.4 (millimeters) Diameter Steel Pillar