Diamondback INSIGHT STI-8 2011 VS Nishiki OPTIMA 1993 specs comparison

Diamondback INSIGHT STI-8

General Infos

Model	INSIGHT STI-8
Manufacturer	Diamondback
Year of production	2011
Current price	🛒 View Price →
Color choice	-Black
Sizes	- SM (15) (inches) - M (17) (inches) - LG (19) (inches) - XL (inches) - XXL (inches)
Sizes	- SM (15) (inches) - M (17) (inches) - LG (19) (inches) - XL (inches) - XXL (inches)

Wheels And Breaking System

Bike front tire	700 X 32c Kenda Kwick Trax With K-shield
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro RS Levers Alloy Linear Brakes
Hubs for disc brakes	Alloy QR
Rims manufacturer	32-hole Equation R23 Doublewall
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel Stainless

Frame and Body Specs

Frame materials	6061-T6 Butted Aluminum
Frame type	Aluminum
Handlebar construction	31.8 DB Low Rise Alloy
Handlebar extender	Optional
Handlebar stem details	DB 3D Forged 31.8
Headset size	1 1/8 (inches) Integrated

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	38T Teeth Alloy
Gear shift levers	Shimano SL-8S20
Rear gear set	18 Teeth 1-speed

Diamondback INSIGHT STI-8 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Alloy
Fork type	Insight Integrated Aero

Other Specs of Diamondback INSIGHT STI-8

Component group sets	Hybrid Mix
Pedals details	Wellgo Alloy Body With Alloy Cage
Rear shock absorber	Not Available
Saddle seat	DB Perfomance Hybrid With Gel
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust

Nishiki Optima

General Infos

Model	Optima
Manufacturer	Nishiki
Year of production	1993
Current price	🛒 View Price →
Color choice	-Not found
Sizes	- 15.5 - 17.5 - 19.5 - 21.5

Wheels And Breaking System

Bike front tire	700 X 35c Cross
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Levers Shimano 400CX Brakes
Hubs for disc brakes	Shimano 400CX
Rims manufacturer	32-hole Ritchey USA Vantage Cross Sport
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Chrome-moly
Frame type	TIG-welded Steel
Handlebar construction	Alloy Flat 6deg
Handlebar extender	Not Available
Handlebar stem details	TIG Welded Rise With CRO-MO Clamp
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano CN-HG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	20/32/40 Teeth Shimano 400CX
Gear shift levers	Shimano 400CX Rapidfire Plus
Rear gear set	11 - 19 Teeth 7-speed

Nishiki Optima Fork System Data

Derailleur (Front)	Shimano 700CX
Derailleur (Rear)	Shimano 700CX
Fork material	Not Available
Fork type	Chrome-moly

Other Specs of Nishiki Optima

Component group sets	Shimano 400CX Rapidfire Plus
Pedals details	Steel Cage and alloy Body With Clips And Straps
Rear shock absorber	Not Available
Saddle seat	Vetta (inches)SL (inches) Style With Waterproof Cover
Seat post extension	Kalloy SP 248 Alloy