Robinson DEFENDER 1999 VS Fit Bike Co. PRK 3 2009 specs comparison
Robinson Defender
General Infos| Model | Defender |
| Manufacturer | Robinson |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Graphite |
| Sizes |
- Boys |
| Sizes |
- Boys |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Tioga Comp III Front: 20 X 2.125 (inches) Tioga Comp III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro Linear-pull Rear Levers Tektro Linear-pull Rear Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | Weinmann ZAC-X |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | Welded |
| Handlebar construction | Dyno Expert |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy Ahead Type |
| Headset size | 1 1/8 (inches) Threadless Aheadset SX-1 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth GT 1-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Robinson Defender Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of Robinson Defender
| Component group sets | Not Available |
| Pedals details | GT Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Chromoly Rails SDG Slim Jim Kevlar |
| Seat post extension | GT Aluminum Micro-adjust |
Fit Bike Co. PRK 3
General Infos| Model | PRK 3 |
| Manufacturer | Fit Bike Co. |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Flat Black -Flat Burgundy |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.95 (inches) Fit F.A.F. Front: 20 X 2.10 (inches) Fit F.A.F. |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Odyssey Monolever Rear Levers Tektro U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Alloy Sealed Cassette 14 (millimeters) Axle Front: Alloy Sealed 3/8 (inches) |
| Rims manufacturer | 36-hole Rear: Alienation Blacksheep Black Front: Alienation Blacksheep Black and Burgundy |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Fit Tig Welded 2-pc 4130 7.75 Bar |
| Handlebar extender | Optional |
| Handlebar stem details | Fit CNC D.I. With Giro Plate Black |
| Headset size | 1 1/8 (inches) Threadless FSA Impact |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC K710 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Bearing Mid BB |
| Crankset parts and sizes | 25 Teeth 3-Piece Tubular Chromoly 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 9 Teeth 1-speed |
Fit Bike Co. PRK 3 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown 4130 Chromoly |
| Fork type | Fit Bike Co. |
Other Specs of Fit Bike Co. PRK 3
| Component group sets | BMX |
| Pedals details | S & M 101 |
| Rear shock absorber | Not Available |
| Saddle seat | Fit ECCD |
| Seat post extension | 25.4 (millimeters) Diameter Steel Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, Robinson provided us with the latest version of its Defender bike manual
- Find All parts, tires and accessories of Robinson Defender BMX here
- Get your Fit Bike Co. PRK 3 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Fit Bike Co. PRK 3 BMX here