Rocky Mountain TRAILHEAD 2002 VS Marin ALCATRAZ 2011 specs comparison

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2002
Current price	Check price Here ==>
Color choice	- Blue -Black
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Maxxis MOFO XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio Levers Shimano Deore V-Brake Brakes
Hubs for disc brakes	Shimano Alivio
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	RMB Rise
Handlebar extender	Optional
Handlebar stem details	RMB
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM PC-48
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	22/32/42 Teeth Shimano Alivio FC-MC20
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 32 Teeth 8-speed

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio
Derailleur (Rear)	Shimano Deore SGS
Fork material	Not Available
Fork type	3.0 (inches) Travel Rock Shox Judy TT

Other Specs of Rocky Mountain Trailhead

Component group sets	Mountain Mix
Pedals details	RMB X-Sport With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	RMB Custom
Seat post extension	26.8 (millimeters) Diameter RMB

Marin Alcatraz

General Infos

Model	Alcatraz
Manufacturer	Marin
Year of production	2011
Current price	Check price Here ==>
Color choice	-Blue and neon green
Sizes	- 14

Wheels And Breaking System

Bike front tire	26 X 2.3 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Hydraulic Disc Levers Avid Elixer 3 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Single Speed Alloy Double Sealed Front: Pro Alloy Quad Sealed 20 (millimeters) Through Axle
Rims manufacturer	32-hole and 36-hole FSA Gravity
Spoke nipples type	Not Available
Spoke wheel	14ga. WTB Stainless

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	Steel
Handlebar construction	FSA Gravity Lite
Handlebar extender	Optional
Handlebar stem details	Gravity Light
Headset size	1 1/8 (inches) FSA The Mallet

Gearing Specifications

Bicycle chain	KMC
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	36T Teeth FSA Gap MegaExo
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Marin Alcatraz Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Not Available
Fork type	100 (millimeters) Travel Marzocchi Dirt Jump 3

Other Specs of Marin Alcatraz

Component group sets	Mountain Mix
Pedals details	BMX Platform
Rear shock absorber	Not Available
Saddle seat	WTB Jaxon V
Seat post extension	27.2 (millimeters) Diameter FSA FR-205