K2 ASTRAL 4.0 2005 VS Marin SAN RAFAEL STEP-THRU 2011 specs comparison

K2 Astral 4.0

General Infos

Model	Astral 4.0
Manufacturer	K2
Year of production	2005
Current price	Check price Here ==>
Color choice	-Blue and Silver
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	700 X 28c Vittoria Randonneur
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	32-hole Alex DA-16
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7000 aluminum c
Frame type	TIG-welded
Handlebar construction	Aluminum Flat Bar
Handlebar extender	Optional
Handlebar stem details	Adjustable Aluminum
Headset size	1 1/8 (inches) Integrated TH Intelliset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth TruVativ Five-D
Gear shift levers	Shimano ST-R443
Rear gear set	11 - 28 Teeth 8-speed

K2 Astral 4.0 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on Shimano FD-R443
Derailleur (Rear)	Shimano Tiagra GS
Fork material	Unicrown Crown Aluminum
Fork type	K2

Other Specs of K2 Astral 4.0

Component group sets	Hybrid Mix
Pedals details	Aluminum Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	K2 ComfortTech
Seat post extension	Aluminum Micro-adjust

Marin San Rafael Step-Thru

General Infos

Model	San Rafael Step-Thru
Manufacturer	Marin
Year of production	2011
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 15W - 17W

Wheels And Breaking System

Bike front tire	700 X 35c Vittoria Adventure
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Integrated Levers Forged Alloy Linear Pull Brakes
Hubs for disc brakes	Rear: Shimano RM30 Front: Alloy Double Sealed
Rims manufacturer	36-hole Double Wall
Spoke nipples type	Not Available
Spoke wheel	14ga. WTB Stainless

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	Aluminum
Handlebar construction	Double Butted 6061 Alloy
Handlebar extender	Optional
Handlebar stem details	Alloy Threadless
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	HG40
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	48/38/28t Teeth Suntour NCX-410
Gear shift levers	Shimano Alivio
Rear gear set	11 - 32 Teeth 8-speed

Marin San Rafael Step-Thru Fork System Data

Derailleur (Front)	Shimano
Derailleur (Rear)	Shimano Alivio
Fork material	Not Available
Fork type	Spinner Odesa Meg

Other Specs of Marin San Rafael Step-Thru

Component group sets	Hybrid Mix
Pedals details	Composite
Rear shock absorber	Not Available
Saddle seat	WTB Comfort V
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust