Ritchey P-21 1997 VS Marin ALCATRAZ 2009 specs comparison

Ritchey P-21

General Infos

Model	P-21
Manufacturer	Ritchey
Year of production	1997
Current price	Check price Here ==>
Color choice	-Red and white and blue
Sizes	- 14 (inches) - 15 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches)
Sizes	- 14 (inches) - 15 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Ritchey Omega Bite HD Kevlar Front: 26 X 2.10 (inches) Ritchey Alfa Bite SC HD Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD-1.9 Levers Avid SD-2.0 Brakes
Hubs for disc brakes	Rear: Shimano Deore XT Front: Shimano Deore XT Suspension
Rims manufacturer	32-hole Rear: Ritchey OCR Front: Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double Butted Ritchey Stainless Steel

Frame and Body Specs

Frame materials	Ritchey WCS Prestige
Frame type	Fillet Brazed and TIG-welded
Handlebar construction	Ritchey ForceLite
Handlebar extender	Ritchey Expert
Handlebar stem details	Ritchey CompLite
Headset size	1 (inches) Threadless Ritchey Logic Comp

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-M55
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	120 (millimeters) Spindle Ritchey SuperLogic
Crankset parts and sizes	24/36/46 Teeth Ritchey Logic
Gear shift levers	Grip Shift SRT-800 X-Ray
Rear gear set	11 - 28 Teeth 8-speed

Ritchey P-21 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano XTR Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Judy XC

Other Specs of Ritchey P-21

Component group sets	Ritchey Expert
Pedals details	Ritchey Logic
Rear shock absorber	Not Available
Saddle seat	Ritchey Vector
Seat post extension	27.0 (millimeters) Diameter Ritchey Expert

Marin Alcatraz

General Infos

Model	Alcatraz
Manufacturer	Marin
Year of production	2009
Current price	Check price Here ==>
Color choice	-Black Midnight Matte
Sizes	- Not available

Wheels And Breaking System

Bike front tire	26 X 2.40 (inches) Maxxis Holy Roller
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 3 Levers Avid Juicy 3 With 185 (millimeters) Rotor Front and Avid Juicy 3 With 160 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rear: Single Speed DJ Front: Pro Alloy Quad Sealed 20 (millimeters) Through Axle
Rims manufacturer	32-hole WTB Dual Duty Free Ride
Spoke nipples type	Not Available
Spoke wheel	14ga. WTB Stainless

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	FSA Maximus Riser
Handlebar extender	Optional
Handlebar stem details	Gravity DH
Headset size	1 1/8 (inches) FSA Ha (millimeters)er

Gearing Specifications

Bicycle chain	KMC
Bottom bracket shell width	Not Available
Bottom bracket type	FSA X-Drive Euro
Crankset parts and sizes	36 Teeth FSA X-Drive BMX
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	Single
Fork type	100 (millimeters) Travel Marzocchi Dirt Jumper 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-200