Specialized HOTROCK A1 FSR 2006 VS K2 PROFLEX 4500C 1998 specs comparison

Specialized Hotrock A1 FSR

General Infos

Model	Hotrock A1 FSR
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 11.5 (inches)
Sizes	- 11.5 (inches)

Wheels And Breaking System

Bike front tire	24 X 1.80 (inches) Specialized Roll X
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	60 (millimeters) All Weather Pads Brakes Tektro Junior GÇ£VGÇ¥ Alloy Alloy Linear Pull Linear Pull Compatible Levers Stainless Steel Pipe Tektro
Hubs for disc brakes	Rear: Alloy Double Sealed With Alloy QR Double Sealed With Alloy QR Freewheel Type Front: Alloy
Rims manufacturer	32-hole Alex
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	540 (millimeters) Width 6 Degree Sweep Flat Alloy
Handlebar extender	Optional
Handlebar stem details	15 Degree Rise 75 (millimeters) Length A-Head Alloy
Headset size	Sealed Loose Ball 1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle TruVativ LE
Crankset parts and sizes	Truvativ 42t 7075alloy Alloy 160 (millimeters) With Replaceable Chainrings And Capless Bo Heat Treated Cr-Mo 32t And 22t Teeth Truvativ GÇ£ISO FlowGÇ¥
Gear shift levers	3/7speed Shimano RS-41 (inches)Revo (inches) Twist Shifters
Rear gear set	14 - 28 Teeth 7-speed

Specialized Hotrock A1 FSR Fork System Data

Derailleur (Front)	31.8 Clamp Bottom Pull Shimano Acera
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Steel and aluminum
Fork type	51 (millimeters) RST Capa T5

Other Specs of Specialized Hotrock A1 FSR

Component group sets	Juvenile Mix
Pedals details	Resin Body With Reflectors Steel Cage
Rear shock absorber	150x31 (millimeters) 3 (inches) Travel ToughShock Coil Over
Saddle seat	Specialized Mini Mountain
Seat post extension	27.2 (millimeters) Diameter Micro Adjust Alloy

K2 ProFlex 4500C

General Infos

Model	ProFlex 4500C
Manufacturer	K2
Year of production	1998
Current price	Check price Here ==>
Color choice	-Natural carbon
Sizes	- Large - medium - way big

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Panaracer Duster II Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Sun Rims Sub 432
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Carbon-reinforced Thermoplastic
Frame type	Laminated Carbon Fiber
Handlebar construction	Titec Enduro 141
Handlebar extender	Aluminum
Handlebar stem details	Aluminum
Headset size	1 1/8" c

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

K2 ProFlex 4500C Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Linkage Crown Aluminum
Fork type	Noleen Cross-Link ELT

Other Specs of K2 ProFlex 4500C

Component group sets	Shimano Deore XT
Pedals details	K2 Mag C
Rear shock absorber	4.0 (inches) Travel Noleen NR-4 Piggyback
Saddle seat	Selle Royal
Seat post extension	27.2 (millimeters) Diameter Titec PG