Dirtmaster BIG BERTHA 2001 VS Dragonfly TECH 20.75 2005 specs comparison
Dirtmaster Big Bertha
General Infos| Model | Big Bertha |
| Manufacturer | Dirtmaster |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice |
- Green -Black |
| Sizes |
- Pro |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | 24 X 1.95 (inches) Radix |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Dia-Compe Tech 99 Rear Levers Dia-Compe 990 Rear Brakes |
| Hubs for disc brakes | Radix |
| Rims manufacturer | 48-hole Alex Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | DirtMaster Monkey Bar |
| Handlebar extender | Not Available |
| Handlebar stem details | Radix |
| Headset size | 1 1/8 (inches) Threadless Aheadset-Tank |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | American |
| Bottom bracket type | Sealed Three Piece |
| Crankset parts and sizes | 40 Teeth 3-piece Aluminum and chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth 1-speed |
Dirtmaster Big Bertha Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | DirtMaster |
Other Specs of Dirtmaster Big Bertha
| Component group sets | Not Available |
| Pedals details | Radix |
| Rear shock absorber | Not Available |
| Saddle seat | Radix |
| Seat post extension | 25.4 (millimeters) Diameter Radix |
Dragonfly Tech 20.75
General Infos| Model | Tech 20.75 |
| Manufacturer | Dragonfly |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Medium |
Wheels And Breaking System
| Bike front tire | Not Available |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Dia Compe Front and Dragonfly Rear Levers DiaTech 996 Hombre U-Brake Brakes |
| Hubs for disc brakes | Dragonfly |
| Rims manufacturer | Rear: Alex Front: Alex Aluminum |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Butted Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Dragonfly |
| Handlebar extender | Not Available |
| Handlebar stem details | Dragonfly |
| Headset size | 1 1/8 (inches) Threadless Cane Creek STS |
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 | 39 Teeth Chromoly Three-piece |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
Dragonfly Tech 20.75 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | 4130 chromoly c |
| Fork type | Dragonfly |
Other Specs of Dragonfly Tech 20.75
| Component group sets | Not Available |
| Pedals details | BMX Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Padded Saddle |
| Seat post extension | 25.4 (millimeters) Diameter Aluminum |
Useful links and guides ....
- To know more about this exacte bike, Dirtmaster provided us with the latest version of its Big Bertha bike manual
- Find All parts, tires and accessories of Dirtmaster Big Bertha Freestyle here
- Get your Dragonfly Tech 20.75 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Dragonfly Tech 20.75 Freestyle here
