Rocky Mountain HAMMER 1996 VS Trek 820 2006 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

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	2006
Current price	Check price Here ==>
Color choice	- Hot Orange and Metallic Dark Silver -Rally Blue and Metallic Silver
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches) - womens 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Aluminum
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hi-tensile
Handlebar extender	Not Available
Handlebar stem details	Hi-tensile Steel
Headset size	Aheadset Slimstak

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 SR XCC-100
Gear shift levers	Shimano EF50
Rear gear set	13 - 34 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano FD-C051
Derailleur (Rear)	Shimano Acera
Fork material	Unicrown Crown High-tensile Steel
Fork type	Trek

Other Specs of Trek 820

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport
Seat post extension	Bontrager