Mirraco BLACK PEARL 3 2009 VS GT SPEED SERIES JR 1998 specs comparison

Mirraco Black Pearl 3

General Infos

Model	Black Pearl 3
Manufacturer	Mirraco
Year of production	2009
Current price	Check price Here ==>
Color choice	-Flat Black
Sizes	- 20.8 TT (inches)
Sizes	- 20.8 TT (inches)

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.90 (inches) Odyssey Aitken Front: 20 X 2.125 (inches) Odyssey Aitken
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Snafu C-Lever Alloy Rear Levers Diatech 997 Magic Rear Brakes
Hubs for disc brakes	Rear: M3 Alloy 14 (millimeters) Axle Front: M3 Alloy 3/8 (inches)
Rims manufacturer	36-hole Alex DM-22
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	M3 2pc 7.5 (inches)
Handlebar extender	Optional
Handlebar stem details	M3 Downside
Headset size	1 1/8 (inches) FPD

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Mid BB
Crankset parts and sizes	25 Teeth M3 3pc Crmo
Gear shift levers	Not Available
Rear gear set	9 Teeth 1-speed

Mirraco Black Pearl 3 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	Not Available

Other Specs of Mirraco Black Pearl 3

Component group sets	BMX
Pedals details	M3 Alloy
Rear shock absorber	Not Available
Saddle seat	M3 Black Pearl Pivotal
Seat post extension	25.4 (millimeters) Diameter Pivotal Stump

GT Speed Series Jr

General Infos

Model	Speed Series Jr
Manufacturer	GT
Year of production	1998
Current price	Check price Here ==>
Color choice	-Ball-burnished
Sizes	- Junior

Wheels And Breaking System

Bike front tire	20 X 1 1/8 (inches) GT AA Pro
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe MX-122 Levers Tektro Dual-pivot Caliper Brakes
Hubs for disc brakes	GT Mohawk
Rims manufacturer	28-hole Weinmann Mini Zac
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	GT Jr Aluminum
Handlebar extender	Not Available
Handlebar stem details	GT Mini Piston
Headset size	1 (inches) Threadless Aheadset DX2

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	GT Cartridge
Crankset parts and sizes	GT 3-piece Jr Aluminum
Gear shift levers	Not Available
Rear gear set	1-speed

GT Speed Series Jr Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	GT

Other Specs of GT Speed Series Jr

Component group sets	Not Available
Pedals details	Victor VP-103 Clipless
Rear shock absorber	Not Available
Saddle seat	GT
Seat post extension	GT Aluminum