K2 Z-20 SIDEWALK 2005 VS Mirraco APPRENTICE 12R 2009 specs comparison

K2 Z-20 Sidewalk

General Infos

Model	Z-20 Sidewalk
Manufacturer	K2
Year of production	2005
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- Not available
Sizes	- Not available

Wheels And Breaking System

Bike front tire	20 X 1.95 (inches) Kenda
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Aluminum Rear Levers Coaster and linear Pull Rear Brakes
Hubs for disc brakes	Rear: Steel Coaster Brake Front: Steel
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge UCP

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Not Available
Handlebar stem details	Steel
Headset size	1 (inches) Threaded Steel

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	36 Teeth 1-piece Steel
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

K2 Z-20 Sidewalk Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown High-tensile Steel
Fork type	K2

Other Specs of K2 Z-20 Sidewalk

Component group sets	Not Available
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Juvenile
Seat post extension	Steel

Mirraco Apprentice 12R

General Infos

Model	Apprentice 12R
Manufacturer	Mirraco
Year of production	2009
Current price	Check price Here ==>
Color choice	- Lacquer Black -Gloss White
Sizes	- Not available

Wheels And Breaking System

Bike front tire	12 X 2.125 (inches) CST Dirt
Bike rear tire	Not Available
Bike wheel size	12 (inches) Wheels
Brakeset type	Tektro 323 Alloy Rear Levers Coaster Brake With Hand Brake Rear Brakes
Hubs for disc brakes	Rear: Coaster Brake Front: 3/8 (inches) Axle
Rims manufacturer	20-hole Single Wall
Spoke nipples type	Not Available
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	High Tensile Steel
Frame type	TIG-welded
Handlebar construction	2-piece 4.3 (inches)
Handlebar extender	Optional
Handlebar stem details	Alloy Quill
Headset size	1 (inches) Threaded

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	American
Crankset parts and sizes	26 Teeth Dialed 3-pc.
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Mirraco Apprentice 12R Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown High-tensile Steel
Fork type	Not Available

Other Specs of Mirraco Apprentice 12R

Component group sets	BMX
Pedals details	Wellgo Resin
Rear shock absorber	Not Available
Saddle seat	M3 Jr. 7 (millimeters) Rails
Seat post extension	22.2 (millimeters) Diameter Steel