Bike Friday COMPANION 1995 VS Bilenky ECO MTN 631 2002 specs comparison

Bike Friday Companion

General Infos

Model	Companion
Manufacturer	Bike Friday
Year of production	1995
Current price	🛒 View Price →
Color choice	-Black -red
Sizes	- Xsmall - large-xlarge - small-medium
Sizes	- Xsmall - large-xlarge - small-medium

Wheels And Breaking System

Bike front tire	20 X 1.75 (inches)
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro RBP-286 Levers Dia-Compe FS-E887E and Dia-Compe Bigdog Brakes
Hubs for disc brakes	Sovos Sealed Mechanism
Rims manufacturer	32-hole Weinmann
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Union Stainless Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded Steel
Handlebar construction	Custom
Handlebar extender	Integral To Handlebar
Handlebar stem details	Kalloy Alloy
Headset size	1 1/8 (inches) YST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Alpha 50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	32/42/52 Teeth SR Alloy
Gear shift levers	Sachs Powergrip Pro
Rear gear set	11 - 28 Teeth 7-speed

Bike Friday Companion Fork System Data

Derailleur (Front)	Bottom-pull and braze-on Sachs MTB 5000
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	Bike Friday

Other Specs of Bike Friday Companion

Component group sets	Not Available
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Not Available
Seat post extension	28.6 (millimeters) Diameter Kalloy SP-243

Bilenky Eco Mtn 631

General Infos

Model	Eco Mtn 631
Manufacturer	Bilenky
Year of production	2002
Current price	🛒 View Price →
Color choice	-Custom
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Hutchinson Python Tubeless
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Speed Dial 5 Levers Avid Single Digit 7 Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	24-hole Mavic Crossroc UST Disc
Spoke nipples type	Brass Nipples
Spoke wheel	Straight Pull Mavic Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 631
Frame type	TIG-welded
Handlebar construction	Answer Taperlite
Handlebar extender	Optional
Handlebar stem details	Answer Orbit
Headset size	1 1/8 (inches) Threadless Dia-Compe SAS

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-ES70
Crankset parts and sizes	Not Available
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	Optional Of Gearing 9-speed

Bilenky Eco Mtn 631 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Single Triple-clamp
Fork type	3.15 (inches) Travel Answer Manitou Mars Elite

Other Specs of Bilenky Eco Mtn 631

Component group sets	Shimano Deore XT
Pedals details	Time ATAC Alium
Rear shock absorber	Not Available
Saddle seat	SDG Comp Bel Air
Seat post extension	27.2 (millimeters) Diameter Titec 6061