Jamis COMMUTER 1 2010 VS Rocky Mountain RC 70 2012 specs comparison

Jamis Commuter 1 2010 comparison online with competitors

Jamis Commuter 1

General Infos
Model Commuter 1
Manufacturer Jamis
Year of production 2010
Current price Check price Here ==>   
Color choice - Pearl White and Stainless
- Reef Blue and Stainless
-Pewter and Stainless
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 (inches)
- womens 14 (inches)
- womens 18 (inches)
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 (inches)
- womens 14 (inches)
- womens 18 (inches)

Wheels And Breaking System

Bike front tire700 X 32c CST Marathon and Tour
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Tektro Tenera Levers
Alloy Direct Pull Brakes
Hubs for disc brakes Rear: Shimano Nexus 3 Speed Internal Gear
Front: Formula Alloy QR
Rims manufacturer 36-hole
Alex R-1000
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless Steel

Frame and Body Specs

Frame materials6061 Triple Gauge Aluminum
Frame typeTIG-welded
Handlebar constructionJamis ARC
Handlebar extenderOptional
Handlebar stem detailsJamis Alloy Quill Type
Headset size1 1/8 (inches) Threaded Sealed

Gearing Specifications

Bicycle chainKMC Z410
Bottom bracket shell width68 (millimeters)
Bottom bracket type 129 (millimeters) Spindle
VP Sealed Bolt Type 3RB Axle
Crankset parts and sizes 44 Teeth
Forged Alloy With Chainguard
Gear shift leversShimano SL-7S10 Revo
Rear gear set 20 Teeth
3-speed Internal

Jamis Commuter 1 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown With Tappered Legs Crown
High-tensile Steel
Fork typeJamis

Other Specs of Jamis Commuter 1

Component group setsCo (millimeters)uter Mix
Pedals detailsComfort Platform
Rear shock absorberNot Available
Saddle seatJamis Metro
Seat post extension 27.2 (millimeters) Diameter
Jamis Alloy Micro-adjust


Rocky Mountain RC 70 2012 comparison online with competitors

Rocky Mountain RC 70

General Infos
Model RC 70
Manufacturer Rocky Mountain
Year of production 2012
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 tireConti Ultrasport 700 X 28c
Bike rear tireNot Available
Bike wheel sizeNot Available
Brakeset typeTektro RX3
Hubs for disc brakesShimano RM60 Shimano RM60
Rims manufacturerUnavailable Wheelset
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materialsRMB 6061 Alloy
Frame typeNot Available
Handlebar constructionRMB Zero5
Handlebar extenderNot Available
Handlebar stem detailsRMB Road Adjustable
Headset sizeCane Creek Five Series

Gearing Specifications

Bicycle chainShimano HG-53
Bottom bracket shell widthNot Available
Bottom bracket typeFSA Mega Exo
Crankset parts and sizesFSA Omega 34/50t
Gear shift leversShimano R440 9spd Trigger
Rear gear setNot Available

Rocky Mountain RC 70 Fork System Data

Derailleur (Front)Shimano FD-R440
Derailleur (Rear)Shimano 105
Fork materialNot Available
Fork typeRMB Carbon Road

Other Specs of Rocky Mountain RC 70

Component group setsNot Available
Pedals detailsRMB City Steel Cage
Rear shock absorberUnavailable Rear Shock
Saddle seatRMB Urban Light
Seat post extensionRMB L2B


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