Mirraco UNDERBOSS 2008 VS Free Agent SPEEDWAY 2009 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 Dirt Front: 20 X 2.125 (inches) CST Dirt |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 289 Rear Levers Tektro U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Coaster Brake Front: 3/8 (inches) Axle |
| Rims manufacturer | 36-hole Alex 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 Teeth 152 (millimeters) 1-piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Mirraco UnderBoss Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| 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) Diameter Steel |
Free Agent Speedway
General Infos| Model | Speedway |
| Manufacturer | Free Agent |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Team Red |
| Sizes |
- 21 TT (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Kenda Small Block Eight Front: 20 X 2.10 (inches) Kenda Small Block Eight |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Free Agent Alloy Rear Levers Tektro 930 Linear Pull Rear Brakes |
| Hubs for disc brakes | Rear: Free Agent Alloy Cassette Front: Free Agent Alloy Sealed |
| Rims manufacturer | 32-hole Weinmann Goliath |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. UCP |
Frame and Body Specs
| Frame materials | 6061 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Free Agent CrMo Race |
| Handlebar extender | Optional |
| Handlebar stem details | Free Agent Alloy |
| Headset size | 1 1/8 (inches) Cane Creek |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z30 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Euro Cartridge |
| Crankset parts and sizes | 44 Teeth Free Agent 3-pc Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Free Agent Speedway Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Alloy |
| Fork type | Not Available |
Other Specs of Free Agent Speedway
| Component group sets | BMX |
| Pedals details | VP-550 |
| Rear shock absorber | Not Available |
| Saddle seat | Free Agent Race |
| Seat post extension | 26.8 (millimeters) Diameter Alloy Micro Adjust |
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 Free Agent Speedway manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Free Agent Speedway BMX here