Pyramid BMX 20 1999 VS Specialized HARDROCK 6 1994 specs comparison
Pyramid BMX 20
General Infos| Model | BMX 20 |
| Manufacturer | Pyramid |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-Plated |
| Sizes |
- Boys 11 (inches) |
| Sizes |
- Boys 11 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Coaster Rear |
| Hubs for disc brakes | Rear: Coaster Brake Front: Jou Yu JY-443 |
| Rims manufacturer | 36-hole HJC P-GN Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Sha-Dar Stainless Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Steel BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC 410 |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth 1-piece 6 1/2 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth 1-speed |
Pyramid BMX 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Oversize Unicrown Crown Hi-tensile Steel |
| Fork type | Not Available |
Other Specs of Pyramid BMX 20
| Component group sets | Not Available |
| Pedals details | CS-972N |
| Rear shock absorber | Not Available |
| Saddle seat | GS-383 |
| Seat post extension | 25.4 (millimeters) Diameter Steel |
Specialized Hardrock 6
General Infos| Model | Hardrock 6 |
| Manufacturer | Specialized |
| Year of production | 1994 |
| Current price | Check price Here ==> |
| Color choice |
-Not found |
| Sizes |
- Boys - girls |
Wheels And Breaking System
| Bike front tire | Specialized Cannibal |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Levers Dia-Compe Versa L-1/Dia-Compe 973 Cantilevers Brakes |
| Hubs for disc brakes | Chrome-plated Steel |
| Rims manufacturer | 36-hole Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded Steel |
| Handlebar construction | Flat Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Steel |
| Headset size | Not Available |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 40 Teeth Chrome-plated 1-piece |
| Gear shift levers | Grip Shift SRT-100i |
| Rear gear set | 14 - 28 Teeth 6-speed |
Specialized Hardrock 6 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano TY20 |
| Fork material | Not Available |
| Fork type | Hi-tensile Steel |
Other Specs of Specialized Hardrock 6
| Component group sets | Not Available |
| Pedals details | Victor VP-870 |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Kids |
| Seat post extension | Steel |
Useful links and guides ....
- To know more about this exacte bike, Pyramid provided us with the latest version of its BMX 20 bike manual
- Find All parts, tires and accessories of Pyramid BMX 20 Youth here
- Get your Specialized Hardrock 6 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hardrock 6 Youth here
