Electra TOWNIE 21 2004 VS Rocky Mountain RC 30 D 2009 specs comparison

Electra Townie 21 2004 comparison online with competitors

Electra Townie 21

General Infos
Model Townie 21
Manufacturer Electra
Year of production 2004
Current price Check price Here ==>   
Color choice - Navy Blue Metallic
- Silver Metallic
-Baby Blue
Sizes - Mens
- womens
Sizes - Mens
- womens

Wheels And Breaking System

Bike front tire26 X 1.95 (inches) Blackwall
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Aluminum Linear-pull Levers
Aluminum Linear-pull Brakes
Hubs for disc brakesNot Available
Rims manufacturerAluminum
Spoke nipples typeBrass Nipples
Spoke wheelStraight Gauge

Frame and Body Specs

Frame materials7000 aluminum c
Frame typeTIG-welded
Handlebar constructionSteel
Handlebar extenderNot Available
Handlebar stem details Adjustable
Aluminum
Headset size1 1/8 (inches) Threadless Steel

Gearing Specifications

Bicycle chain1/2 X 3/32 (inches)
Bottom bracket shell widthNot Available
Bottom bracket type One-piece Spindle
Loose Ball
Crankset parts and sizesAluminum 3-piece
Gear shift leversTwist-shift
Rear gear set7-speed

Electra Townie 21 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Shimano Tourney
Fork material Single Crown
Aluminum
Fork typeRST CT-COM 2

Other Specs of Electra Townie 21

Component group setsHybrid Mix
Pedals detailsResin
Rear shock absorberNot Available
Saddle seatElectra Padded
Seat post extensionSteel Pillar


Rocky Mountain RC 30 D 2009 comparison online with competitors

Rocky Mountain RC 30 D

General Infos
Model RC 30 D
Manufacturer Rocky Mountain
Year of production 2009
Current price Check price Here ==>   
Color choice -Black
Sizes - 40cm (centimeters)
- 45.5cm (centimeters)
- 50cm (centimeters)
- 55.5cm (centimeters)
- 58cm (centimeters)

Wheels And Breaking System

Bike front tire700 X 32c Kenda Kwick Roller Sport
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano ST-221 Levers
Shimano M416 Mechanical Disc Brakes
Hubs for disc brakesWheeltech Disc Super Sealed
Rims manufacturerAlex DC-19
Spoke nipples typeNot Available
Spoke wheelStainless

Frame and Body Specs

Frame materials7005 Triple Butted Aluminum With Delta Process TT
Frame typeTIG-welded
Handlebar constructionAlloy Riser
Handlebar extenderOptional
Handlebar stem detailsAlloy
Headset size1 1/8 (inches) FSA

Gearing Specifications

Bicycle chainShimano HG50
Bottom bracket shell widthNot Available
Bottom bracket typeTruVativ Power Spline
Crankset parts and sizes 30/42/52 Teeth
TruVativ Isoflow
Gear shift leversShimano ST-221
Rear gear set 11 - 32 Teeth
8-speed

Rocky Mountain RC 30 D Fork System Data

Derailleur (Front)Shimano FD-443
Derailleur (Rear)Shimano Deore
Fork material Unicrown Crown
Alloy
Fork typeNot Available

Other Specs of Rocky Mountain RC 30 D

Component group setsShimano Mix
Pedals detailsVP 990s
Rear shock absorberNot Available
Saddle seatSelle Italia XO
Seat post extension 31.6 (millimeters) Diameter
Alloy


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