Mirraco UNDERBOSS 2008 VS Eastern CHIEF 2012 specs comparison
Mirraco UnderBoss
General Infos| Model | UnderBoss |
| Manufacturer | Mirraco |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice | - Deep Blue-Steel Gray |
| Sizes | - Standard size for everyone |
| Sizes | - Standard size for everyone |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.95 (inches) CST DirtFront: 20 X 2.125 (inches) CST Dirt |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 289 Rear LeversTektro U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Coaster BrakeFront: 3/8 (inches) Axle |
| Rims manufacturer | 36-holeAlex C-303 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Mirraco 2-piece |
| Handlebar extender | Optional |
| Handlebar stem details | M3 Alloy |
| Headset size | 1 1/8 (inches) VP A-71 |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | American |
| Crankset parts and sizes | 38 Teeth152 (millimeters) 1-piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth1-speed |
Mirraco UnderBoss Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownChromoly |
| Fork type | Mirraco |
Other Specs of Mirraco UnderBoss
| Component group sets | BMX |
| Pedals details | Wellgo Resin |
| Rear shock absorber | Not Available |
| Saddle seat | M3 8 (millimeters) Rails |
| Seat post extension | 25.4 (millimeters) DiameterSteel |
Eastern Chief
General Infos| Model | Chief |
| Manufacturer | Eastern |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice | -Graphite and Blue |
| Sizes | - 21 TT (inches) |
Wheels And Breaking System
| Bike front tire | Eastern Curb Monkey 20x2.3 |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Odyssey EVO-2 |
| Hubs for disc brakes | Eastern Venus Eastern Venus |
| Rims manufacturer | Unavailable Wheelset |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Full 4130 Chromoly Frame |
| Frame type | Not Available |
| Handlebar construction | Eastern Wonder Years 8.5x28 |
| Handlebar extender | Not Available |
| Handlebar stem details | Eastern Compressor 6061 CNC |
| Headset size | Integrated 1-1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | HalfLink Chain |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Mid Sealed Bearing |
| Crankset parts and sizes | Eastern Nomad 3pc |
| Gear shift levers | Unavailable Shifters |
| Rear gear set | Not Available |
Eastern Chief Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Unavailable Rear Derailleur |
| Fork material | Not Available |
| Fork type | Eastern Hawkeye 4130 |
Other Specs of Eastern Chief
| Component group sets | Not Available |
| Pedals details | Eastern Crown Pedals |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Eastern Logo |
| Seat post extension | Eastern Letters 3 Pivotal |
Useful links and guides ....
- To know more about this exacte bike, Mirraco provided us with the latest version of its UnderBoss bike manual
- Find All parts, tires and accessories of Mirraco UnderBoss BMX here
- Get your Eastern Chief manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Eastern Chief BMX here