ProFlex 657 1997 VS Alex Moulton ATB 1993 specs comparison

ProFlex 657

General Infos

Model	657
Manufacturer	ProFlex
Year of production	1997
Current price	🛒 View Price →
Color choice	-Matte titanium
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) Panaracer Duster II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Chang Star 274A Levers Chang Star 879AG Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Shimano STX
Rims manufacturer	32-hole Mavic 238
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	Butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Girvin Team Issue
Handlebar stem details	Girvin Forged
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset ST-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-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX-RC
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

ProFlex 657 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Girvin Linkage Crown Aluminum
Fork type	Girvin AL With ODS Coil Over Oil

Other Specs of ProFlex 657

Component group sets	Shimano Deore LX and STX-RC
Pedals details	Wellgo LU-946S
Rear shock absorber	3.5 (inches) Travel Girvin GDT Coil Over Oil
Saddle seat	Selle San Marco Tecno Dynamica
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312

Alex Moulton ATB

General Infos

Model	ATB
Manufacturer	Alex Moulton
Year of production	1993
Current price	🛒 View Price →
Color choice	-Not found
Sizes	- 19 to 26.5 equivalent with two different height steerer tubes

Wheels And Breaking System

Bike front tire	20 X 2.125 (inches) Continental Leader Pro
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe 994 Brakes Levers Odyssey Pit Bull
Hubs for disc brakes	Specialized Cartridge Bearing
Rims manufacturer	36-hole Sun Metal CR20
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Reynolds 531
Frame type	Fillet Brazed Steel
Handlebar construction	Specialized Rock Bar
Handlebar extender	Not Available
Handlebar stem details	Tioga T-Bone
Headset size	Not Available

Gearing Specifications

Bicycle chain	Sedisport
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Suntour XC Comp
Gear shift levers	Suntour XC Comp Thumbshifters
Rear gear set	12 - 24 Teeth 7-speed

Alex Moulton ATB Fork System Data

Derailleur (Front)	Suntour XC Comp
Derailleur (Rear)	Suntour XC Comp
Fork material	Not Available
Fork type	Reynolds 531

Other Specs of Alex Moulton ATB

Component group sets	Suntour XC Comp
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Specialized Blob
Seat post extension	Alex Moulton Stainless Steel