Burley BIRDY 3 X 7 1998 VS Montague BACKCOUNTRY 1999 specs comparison

Burley Birdy 3 x 7

General Infos

Model	Birdy 3 x 7
Manufacturer	Burley
Year of production	1998
Current price	Check price Here ==>
Color choice	-Aluminum with clearcoat
Sizes	- Rider can adjust manually
Sizes	- Rider can adjust manually

Wheels And Breaking System

Bike front tire	18 X 1.5 (inches) Birdy Hi-Pressure
Bike rear tire	Not Available
Bike wheel size	18 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Levers Dia-Compe VC-737 Brakes
Hubs for disc brakes	Rear: Sachs 3 X 7 Front: Shimano Alivio
Rims manufacturer	24-hole Alex DV-15
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7005 T-6 Aluminum Alloy
Frame type	TIG-welded
Handlebar construction	Tranz-X Zanzibar
Handlebar extender	Optional
Handlebar stem details	Birdy Folding Adjustable
Headset size	1 1/8 (inches) Threadless 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	113 (millimeters) Spindle Tien Hsin TH-7418 AL Sealed Cartridge
Crankset parts and sizes	56 Teeth Dotek Pro-6
Gear shift levers	Sachs Wavey
Rear gear set	13 - 23 Teeth 3-speed Internal X 7-speed

Burley Birdy 3 x 7 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	7005 T-6 Aluminum Alloy
Fork type	Birdy Leading Arm Suspension

Other Specs of Burley Birdy 3 x 7

Component group sets	Birdy Mix
Pedals details	Wellgo WPD-95B Clipless and quill Combination
Rear shock absorber	1.5 (inches) Travel Birdy Elastomer
Saddle seat	Velo Crossbow
Seat post extension	34.7 (millimeters) Diameter Birdy Special 500 (millimeters)

Montague Backcountry

General Infos

Model	Backcountry
Manufacturer	Montague
Year of production	1999
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 17 (inches) - 18.5 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) HWA Fong HF 835
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Vanguard Levers Vanguard Brakes
Hubs for disc brakes	Rear: King Kong KK100 Front: King Kong KK322
Rims manufacturer	36-hole Alex VP-20F
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Meng Jing-110
Handlebar extender	Optional
Handlebar stem details	Meng Jing ATB-115
Headset size	1 (inches) YST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle YST
Crankset parts and sizes	26/36/46 Teeth Prowheel
Gear shift levers	Shimano Tourney TY-22 Top-mount
Rear gear set	12 - 28 Teeth 6-speed

Montague Backcountry Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-22 Top-swing
Derailleur (Rear)	Shimano Tourney TY-22
Fork material	Unicrown Crown Chromoly
Fork type	Montague

Other Specs of Montague Backcountry

Component group sets	Shimano Tourney TY-22
Pedals details	Resin Platform
Rear shock absorber	Not Available
Saddle seat	Grand Star
Seat post extension	26.0 (millimeters) Diameter