Caloi SIGMA XC 1998 VS Rocky Mountain TRAILHEAD 2009 specs comparison

Caloi Sigma XC

General Infos

Model	Sigma XC
Manufacturer	Caloi
Year of production	1998
Current price	Check price Here ==>
Color choice	- orange - polished -Blue
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Maxxis Gluteus Front: 26 X 2.10 (inches) Maxxis Incisor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Levers Tektro 823 Linear-pull Brakes
Hubs for disc brakes	Shimano STX-RC
Rims manufacturer	32-hole Weinmann Zac 19
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Marwi Stainless Steel

Frame and Body Specs

Frame materials	Alcoa 6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Caloi Aluminum
Handlebar extender	Caloi Aluminum
Handlebar stem details	Kalloy Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset SE-1

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/42 Teeth Shimano STX
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

Caloi Sigma XC Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano STX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Indy C

Other Specs of Caloi Sigma XC

Component group sets	Shimano STX-RC
Pedals details	Wellgo LU-974A
Rear shock absorber	Not Available
Saddle seat	Caloi Avante' SX
Seat post extension	27.0 (millimeters) Diameter Zoom Microset

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2009
Current price	Check price Here ==>
Color choice	-Titanium
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 (inches) WTB MotoRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano M486 Hydraulic Levers Shimano M486 Disc Brakes
Hubs for disc brakes	Wheeltech Cartridge Disc
Rims manufacturer	Alex TD-24
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion

Frame and Body Specs

Frame materials	RMB Custom 6061 Aluminum With Double Butted DT
Frame type	TIG-welded
Handlebar construction	Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Alloy 31.8
Headset size	1 1/8 (inches) FSA TH-888

Gearing Specifications

Bicycle chain	Shimano HG53-9
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-ES25 Octalink
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M442
Gear shift levers	Shimano Deore RapidFire
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano XT
Fork material	Single
Fork type	100 (millimeters) Travel Marzocchi 33R

Other Specs of Rocky Mountain Trailhead

Component group sets	Shimano Deore
Pedals details	VP-559 Flat With Pins
Rear shock absorber	Not Available
Saddle seat	WTB Pure V Comp
Seat post extension	27.2 (millimeters) Diameter Alloy