Robinson DEFENDER 1999 VS Free Agent GROUND ZERO 1998 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 |
Free Agent Ground Zero
General Infos| Model | Ground Zero |
| Manufacturer | Free Agent |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Blue |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Innova IA-2101 Front: 20 X 2.125 (inches) Innova IA-2101 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Vanguard VG-409P Levers Free Agent Linear-pull Brakes |
| Hubs for disc brakes | Falcon HB-30FQ |
| Rims manufacturer | 36-hole Sun Rims Z-25 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Shuhn Lih Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Free Agent Cromo |
| Handlebar extender | Not Available |
| Handlebar stem details | Free Agent Aluminum |
| Headset size | 1 1/8 (inches) Threadless Tioga |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC 410GS |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | Victor VPB-35 |
| Crankset parts and sizes | 44 Teeth 1-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Free Agent Ground Zero Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Oversize Unicrown Crown Chromoly |
| Fork type | Spinner |
Other Specs of Free Agent Ground Zero
| Component group sets | Not Available |
| Pedals details | Xerama SP-102 |
| Rear shock absorber | Not Available |
| Saddle seat | Free Agent Kevlar |
| Seat post extension | 26.6 (millimeters) Diameter Kalloy SP-242 |
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 Free Agent Ground Zero manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Free Agent Ground Zero BMX here