ProFlex 856 1996 VS Marin ROCK SPRINGS 2004 specs comparison

ProFlex 856

General Infos

Model	856
Manufacturer	ProFlex
Year of production	1996
Current price	Check price Here ==>
Color choice	- titanium -Red
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) WTB VelociRaptor Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7N Levers Shimano Deore LX M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Mavic 220
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double Butted DT Competition Stainless Steel

Frame and Body Specs

Frame materials	Double-butted With Aluminum Swingarm 7000 Aluminum
Frame type	Welded Aluminum
Handlebar construction	Hsin Lung Alloy
Handlebar extender	Girvin Alloy
Handlebar stem details	Girvin Forged
Headset size	1 1/8 (inches) Dia-Compe Kontak Aheadset AL

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-UN51
Crankset parts and sizes	22/32/42 Teeth Sugino Impel 500
Gear shift levers	Grip Shift SRT-800 X-Ray
Rear gear set	11 - 28 Teeth 8-speed

ProFlex 856 Fork System Data

Derailleur (Front)	Bottom-pull Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Girvin Linkage Crown Ovalized Aluminum
Fork type	Girvin AL MCU

Other Specs of ProFlex 856

Component group sets	Shimano Deore XT
Pedals details	Ritchey Logic
Rear shock absorber	3.5 (inches) Travel Girvin MCU
Saddle seat	Selle San Marco Concor Lite
Seat post extension	27.2 (millimeters) Diameter Polygon PM-710

Marin Rock Springs

General Infos

Model	Rock Springs
Manufacturer	Marin
Year of production	2004
Current price	Check price Here ==>
Color choice	-Gloss Very Dark Silver
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.24 (inches) WTB MotoRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Speed Dial 5 Levers Hayes HMX-1 Mechanical Disc Brakes
Hubs for disc brakes	Pro Disc Double Sealed 32 Hole
Rims manufacturer	32-hole Mavic XM 117 Disc
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	DH Riser
Handlebar extender	Optional
Handlebar stem details	FSA FR200
Headset size	1 1/8 (inches) Threadless WTB Momentum Comp ST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	22/32/44 Teeth TruVativ Five D
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Marin Rock Springs Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single
Fork type	100-120 (millimeters) Adjustable Answer Manitou Black Platinum

Other Specs of Marin Rock Springs

Component group sets	Mountain Mix
Pedals details	WTB MP310
Rear shock absorber	4.0 (inches)-6.0 (inches) Travel Fox Float R
Saddle seat	WTB Speed V Comp
Seat post extension	Comp Alloy Micro Adjust