Kona PH.D 2006 VS Nishiki OPTIMA SC 1998 specs comparison

Kona Ph.D

General Infos

Model	Ph.D
Manufacturer	Kona
Year of production	2006
Current price	🛒 View Price →
Color choice	-White
Sizes	- C49cm (centimeters) - C52cm (centimeters) - C54cm (centimeters) - C56cm (centimeters) - C58cm (centimeters) - C60cm (centimeters)
Sizes	- C49cm (centimeters) - C52cm (centimeters) - C54cm (centimeters) - C56cm (centimeters) - C58cm (centimeters) - C60cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Continental Ultra Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Avid FR-5 Levers Avid Single Digit 5 Brakes
Hubs for disc brakes	Mavic Aksium
Rims manufacturer	Mavic Aksium
Spoke nipples type	Not Available
Spoke wheel	Mavic

Frame and Body Specs

Frame materials	Easton Ultralite Race
Frame type	TIG-welded
Handlebar construction	FSA XC-180 OS Flatbar
Handlebar extender	Optional
Handlebar stem details	FSA XC-180 OS
Headset size	Aheadset STS

Gearing Specifications

Bicycle chain	Shimano CN-HG73
Bottom bracket shell width	Not Available
Bottom bracket type	FSA ISIS
Crankset parts and sizes	30/42/52 Teeth FSA Gossamer
Gear shift levers	Shimano SLR-440-9
Rear gear set	12 - 25 Teeth 9-speed

Kona Ph.D Fork System Data

Derailleur (Front)	Shimano 105
Derailleur (Rear)	Shimano 105
Fork material	Aero Crown Carbon Fiber
Fork type	Kona Carbon Race

Other Specs of Kona Ph.D

Component group sets	Hybrid Mix
Pedals details	Shimano SPD-A520 Clipless
Rear shock absorber	Not Available
Saddle seat	Selle Italia Initiale Special Edition
Seat post extension	FSA SP SL280

Nishiki Optima SC

General Infos

Model	Optima SC
Manufacturer	Nishiki
Year of production	1998
Current price	🛒 View Price →
Color choice	-Okanagon Green
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