Rocky Mountain TRAILHEAD 2005 VS Electra BOMBER 21 1998 specs comparison

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2005
Current price	Check price Here ==>
Color choice	- Silver -Metallic Black
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 14.5 (inches) - 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) Maxxis High Roller
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Levers Shimano M495 Disc Front and Shimano BR-M495 Mechanical Disc Rear Brakes
Hubs for disc brakes	Rear: Shimano FH-M495 Disc Front: Shimano HB-M495 Disc
Rims manufacturer	32-hole Alex DP-17
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion Stainless Steel

Frame and Body Specs

Frame materials	RMB 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	RMB XC Riser
Handlebar extender	Optional
Handlebar stem details	RMB
Headset size	1 1/8 (inches) Threadless FSA

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN25
Crankset parts and sizes	Shimano FC-M440
Gear shift levers	Shimano Deore
Rear gear set	9-speed

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single Crown Aluminum
Fork type	105 (millimeters) Travel Marzocchi MZ Race

Other Specs of Rocky Mountain Trailhead

Component group sets	Mountain Mix
Pedals details	Wellgo Big Flats
Rear shock absorber	Not Available
Saddle seat	Velo Comfort
Seat post extension	RMB

Electra Bomber 21

General Infos

Model	Bomber 21
Manufacturer	Electra
Year of production	1998
Current price	Check price Here ==>
Color choice	-Electric red
Sizes	- 18.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) EBC All Terrain
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-375A Levers Tektro 823 Linear-pull Brakes
Hubs for disc brakes	Shimano AceraX
Rims manufacturer	36-hole EBC TA-8 Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	4130 Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Kalloy Alloy Riser
Handlebar extender	Not Available
Handlebar stem details	Kalloy Aluminum
Headset size	1 (inches) Threadless YST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano STX RapidFire SL
Rear gear set	11 - 30 Teeth 7-speed

Electra Bomber 21 Fork System Data

Derailleur (Front)	Top-pull Shimano AceraX Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 280

Other Specs of Electra Bomber 21

Component group sets	Shimano Alivio and AceraX
Pedals details	Wellgo Resin and aluminum
Rear shock absorber	Not Available
Saddle seat	EBC Performance
Seat post extension	26.8 (millimeters) Diameter Kalloy Aluminum Micro-adjust