Nishiki OPTIMA SC 1998 VS Diamondback INSIGHT 3 2010 specs comparison

Nishiki Optima SC

General Infos

Model	Optima SC
Manufacturer	Nishiki
Year of production	1998
Current price	Check price Here ==>
Color choice	-Okanagon Green
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - womens 16 (inches) - womens 19 (inches)
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Rolleasy Comfort
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Altus Brakes
Hubs for disc brakes	Shimano RM40
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	2 (inches) Rise Aluminum
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Victor VP-H94 Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110.5 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	24/34/42 Teeth Sugino Impel 250
Gear shift levers	Grip Shift SRT-4.0
Rear gear set	12 - 28 Teeth 7-speed

Nishiki Optima SC Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Nishiki Comfort

Other Specs of Nishiki Optima SC

Component group sets	Shimano Alivio
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Selle Stratos Hyper Plush With Bumper Guard
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust

Diamondback Insight 3

General Infos

Model	Insight 3
Manufacturer	Diamondback
Year of production	2010
Current price	Check price Here ==>
Color choice	-Midnight Blue
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	Avid FR-5 Levers Avid SD-3 Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	20-hole and 24-hole Freedom Racine Aero 2.0 Doublewall With Machined Braking Surface
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

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

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	26/36/48 Teeth Shimano Deore FC-M590
Gear shift levers	Shimano Alivio Rapid Fire
Rear gear set	11 - 28 Teeth 8-speed

Diamondback Insight 3 Fork System Data

Derailleur (Front)	Shimano Deore FD-M590
Derailleur (Rear)	Shimano Deore M591S
Fork material	Unicrown Crown Alloy
Fork type	Insight Integrated Aero

Other Specs of Diamondback Insight 3

Component group sets	Shimano Deore Mix
Pedals details	DB Platform
Rear shock absorber	Not Available
Saddle seat	WTB Devo High Pad
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust