Mirraco UnderBoss 2008 Technical specs and features
| Brand | Mirraco |
| Model | UnderBoss |
| First production | 2008 |
| Bike category | BMX |
| Bike sub-category | BMX |
| Bike Pricing | See price on Amazon |
| Parts And Accessories | Mirraco UnderBoss Parts |
| Available 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 Specifications
| 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 Specs
| 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 |
| Available colors | - Steel Gray- Deep Blue |
| Weight | 27.0 |
| Pedals details | Wellgo Resin |
| Rear shock absorber | Not Available |
| Saddle seat | M3 8 (millimeters) Rails |
| Seat post extension | 25.4 (millimeters) DiameterSteel |
Mirraco UnderBoss picture
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Mirraco UnderBoss bike review
Mirraco produced the UnderBoss bike in 2008 and can be classified as a BMX bicycle, this exact model costs in american market arround $220.00.Mirraco BMX UnderBoss can be found in a few colors, among these colors Steel Gray and Deep Blue .
This bike is equiped with Front: 20 x 2.125" CST Dirt tires and 14ga. spoke wheel while the rims are manufactured by Alex C-303, 36-hole. Mirraco equiped this exact model with Tektro U-brake rear brakes, Tektro 289 rear levers braking system and Front: 3/8" axle, Rear: Coaster Brake hubs.
To guarantee the comfiest ride Mirraco used Chromoly material for the frame. Mirraco 2-piece high strength material is used on the handlebar of this UnderBoss to ensure the perfect handling while the stems are made of M3 alloy.
For the smoothest biking experience 152mm 1-piece, 38 teeth is used on this bicycle linked to KMC Z410 chain that is easily replaceable as stated by Mirraco.