ProFlex 857 1997 VS Felt Q620 2011 specs comparison

ProFlex 857

General Infos

Model	857
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Fuzzy Grape
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Panaracer Duster Pro Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	32-hole Mavic 220S
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double Butted DT Competition Stainless Steel

Frame and Body Specs

Frame materials	Easton ProGram Elite Double-butted With Carbon Fiber Swingarm
Frame type	TIG-welded
Handlebar construction	Titec Enduro
Handlebar extender	Girvin Team Issue
Handlebar stem details	Girvin Reversible Forged
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset AL-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
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 Deore XT
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

ProFlex 857 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Girvin Linkage Crown Aluminum
Fork type	Girvin Cross-Link Elite With Noleen NR-2

Other Specs of ProFlex 857

Component group sets	Shimano Deore XT
Pedals details	Proflex Mag-C
Rear shock absorber	4.0 (inches) Travel Noleen NR-2
Saddle seat	Selle San Marco Tecno Dynamica
Seat post extension	27.2 (millimeters) Diameter Polygon PM-747

Felt Q620

General Infos

Model	Q620
Manufacturer	Felt
Year of production	2011
Current price	Check price Here ==>
Color choice	-Gloss super white
Sizes	- 13.5 - 15.5 - 17.5 - 19.5 - 21.5

Wheels And Breaking System

Bike front tire	26 X 2.1 (inches) Felt TAR
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Draco Levers Tektro Draco Brakes
Hubs for disc brakes	Rear: Shimano FH-M475 Front: Forged Aluminum
Rims manufacturer	32-hole WTB SX-24
Spoke nipples type	Brass
Spoke wheel	Stainless Stainless

Frame and Body Specs

Frame materials	Fully Hydroformed Top And Down Tube Felt 6061 Double Butted Aluminum
Frame type	Aluminum
Handlebar construction	Felt MTB XC Riser
Handlebar extender	Optional
Handlebar stem details	Felt 3D-Forged
Headset size	1 1/8 (inches) Integrated

Gearing Specifications

Bicycle chain	KMC Z99
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	SR Suntour
Gear shift levers	Shimano SL-M430
Rear gear set	11 - 32 Teeth 9-speed

Felt Q620 Fork System Data

Derailleur (Front)	Shimano Alivio FD-M430
Derailleur (Rear)	Shimano Deore RD-M592
Fork material	Single Crown Crown Aluminum and steel Steerer
Fork type	100 (millimeters) Travel RockShox Dart 2

Other Specs of Felt Q620

Component group sets	Mountain Mix
Pedals details	VP 992-S Steel Cage
Rear shock absorber	Not Available
Saddle seat	Felt Mountain Design
Seat post extension	30.9 (millimeters) Diameter FELT Alloy Micro Adjust