Specialized HOTROCK 20 COASTER 1-SPEED 2005 VS Diamondback PHOTON 1997 specs comparison

Specialized Hotrock 20 Coaster 1-Speed

General Infos

Model	Hotrock 20 Coaster 1-Speed
Manufacturer	Specialized
Year of production	2005
Current price	🛒 View Price →
Color choice	- Lilac - Silver - Yellow -Blue
Sizes	- Not available
Sizes	- Not available

Wheels And Breaking System

Bike front tire	20 X 2.125 (inches) Specialized Roller
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro Junior Rear Levers Tektro Linear-pull and coaster Brake Rear Brakes
Hubs for disc brakes	Rear: Coaster Brake Front: Loose Ball
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge UCP

Frame and Body Specs

Frame materials	Steel
Frame type	TIG-welded
Handlebar construction	Hi-tensile 2-piece
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless

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 One-piece Steel
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

Specialized Hotrock 20 Coaster 1-Speed Fork System Data

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

Other Specs of Specialized Hotrock 20 Coaster 1-Speed

Component group sets	Juvenile Mix
Pedals details	Composite BMX
Rear shock absorber	Not Available
Saddle seat	Specialized Jumping
Seat post extension	Steel

Diamondback Photon

General Infos

Model	Photon
Manufacturer	Diamondback
Year of production	1997
Current price	🛒 View Price →
Color choice	- dark blue -Chrome-plated
Sizes	- Boys 8 (inches)

Wheels And Breaking System

Bike front tire	20 X 1.75 (inches) Kenda K-50 Comp III Type
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Lee Chi Levers Lee Chi Coaster Brake and Lee Chi Side-pull Caliper Front Brakes
Hubs for disc brakes	Rear: Kung Ten Coaster Brake Front: King Kong 337
Rims manufacturer	36-hole Steel
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded & MIG-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Not Available
Handlebar stem details	Meng Jing MJ-MF310
Headset size	1 (inches) YST HP-663

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) Taya 410
Bottom bracket shell width	68 (millimeters) Threadless
Bottom bracket type	Victor VPB-35
Crankset parts and sizes	36 Teeth 1-piece 4 1/2 (inches)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Diamondback Photon Fork System Data

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

Other Specs of Diamondback Photon

Component group sets	Not Available
Pedals details	Wellgo LU-472
Rear shock absorber	Not Available
Saddle seat	Diamondback Padded
Seat post extension	22.2 (millimeters) Diameter Steel