Rocky Mountain RC 50 D 2009 VS Jamis ALLEGRO 2X 2010 specs comparison

Rocky Mountain RC 50 D

General Infos

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

Wheels And Breaking System

Bike front tire	700 X 28c Kenda Kwick Roller Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano M486 Hydraulic Levers Shimano M486 Disc Brakes
Hubs for disc brakes	Wheeltech Cartridge Disc
Rims manufacturer	Alex TD-24
Spoke nipples type	Not Available
Spoke wheel	Stainless

Frame and Body Specs

Frame materials	7005 Triple Butted Aluminum With Delta Process TT
Frame type	TIG-welded
Handlebar construction	Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	1 1/8 (inches) FSA

Gearing Specifications

Bicycle chain	Shimano HG53-9
Bottom bracket shell width	Not Available
Bottom bracket type	TH BB-8420
Crankset parts and sizes	34/50 Teeth FSA Vero
Gear shift levers	Shimano R440
Rear gear set	12 - 26 Teeth 9-speed

Rocky Mountain RC 50 D Fork System Data

Derailleur (Front)	Shimano R440
Derailleur (Rear)	Shimano LX
Fork material	Unicrown Crown Alloy
Fork type	Not Available

Other Specs of Rocky Mountain RC 50 D

Component group sets	Shimano Mix
Pedals details	VP 990s
Rear shock absorber	Not Available
Saddle seat	Selle Italia XO
Seat post extension	31.6 (millimeters) Diameter Carbon

Jamis Allegro 2X

General Infos

Model	Allegro 2X
Manufacturer	Jamis
Year of production	2010
Current price	Check price Here ==>
Color choice	- Ocean Mist and Gloss Black -Gloss Black and Machine Silver
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 14 (inches) - womens 18 (inches) - womens 20 (inches)

Wheels And Breaking System

Bike front tire	700 X 35c Vittoria Randonneur Trail
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Alloy Levers Shimano BR-M416 Mechanical Disc With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Formula Disc
Rims manufacturer	32-hole Alex DC25 Disc Rims
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	6061 Triple Butted Aluminum With Hydroform TT & DT
Frame type	TIG-welded
Handlebar construction	Jamis Butted 6061 Alloy Riser Bar
Handlebar extender	Optional
Handlebar stem details	NVO TM3 Adjustable
Headset size	1 1/8 (inches) Threadless Internal Cup

Gearing Specifications

Bicycle chain	KMC Z9000
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	110 (millimeters) Spindle FSA Sealed Cartridge
Crankset parts and sizes	48/36/26 Teeth FSA Dyna Drive
Gear shift levers	Shimano Deore M590 Rapidfire Plus
Rear gear set	11 - 34 Teeth 9-speed

Jamis Allegro 2X Fork System Data

Derailleur (Front)	Bottom Pull Shimano Deore M590
Derailleur (Rear)	Shimano Deore M591
Fork material	Single Crown Aluminum
Fork type	63 (millimeters) Travel SR and SunTour NEX-4610-V2-MLO

Other Specs of Jamis Allegro 2X

Component group sets	Co (millimeters)uter Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Elba
Seat post extension	27.2 (millimeters) Diameter Jamis Alloy Micro-adjust