Electra Rocket STX 21 1997 Technical specs and features
| Brand | Electra |
| Model | Rocket STX 21 |
| First production | 1997 |
| Bike category | Cruiser |
| Bike sub-category | Cruiser |
| Bike Pricing | Check price Here ==> |
| Parts And Accessories | Electra Rocket STX 21 Parts |
| Available Sizes | - 18.5 (inches) / 46.99 (cm) - 18.5 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) Panaracer Smoke 2 Front: 26 X 2.10 (inches) Panaracer Dart 2 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro RBP-365A Levers Shimano STX M-System Brakes |
| Hubs for disc brakes | Shimano STX |
| Rims manufacturer | 36-hole Mavic 238 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specifications
| Frame materials | 7000 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Threadless FSA Orbit UF |
Gearing Specs
| Bicycle chain | 1/2 X 3/32 (inches) |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Shimano BB-LP26 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano STX |
| Gear shift levers | Grip Shift SRT-400i |
| Rear gear set | 11 - 28 Teeth 7-speed |
Electra Rocket STX 21 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX Top-swing |
| Derailleur (Rear) | Shimano STX |
| Fork material | Unicrown Crown Aluminum |
| Fork type | Electra |
Other Specs of Electra Rocket STX 21
| Component group sets | Shimano STX |
| Available colors | - Polished |
| Weight | Unspecified |
| Pedals details | Wellgo LU-936 |
| Rear shock absorber | Not Available |
| Saddle seat | Electra |
| Seat post extension | 27.2 (millimeters) Diameter Kalloy Aluminum |
Electra Rocket STX 21 picture
Rocket STX 21 bike comparison
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Electra Rocket STX 21 bike review
Electra produced the Rocket STX 21 bike in 1997 and can be classified as a Cruiser bicycle, this exact model costs in american market arround $849.95.
Electra Cruiser Rocket STX 21 can be found in one single color which is Polished.
This bike is equiped with Front: 26 x 2.10" Panaracer Dart 2 tires and Stainless steel spoke wheel while the rims are manufactured by Mavic 238, 36-hole. Electra equiped this exact model with Shimano STX M-System brakes, Tektro RBP-365A levers braking system and Shimano STX hubs.
To guarantee the comfiest ride Electra used 7000 aluminum material for the frame. Aluminum high strength material is used on the handlebar of this Rocket STX 21 to ensure the perfect handling while the stems are made of Aluminum.
For the smoothest biking experience Shimano STX, 22/32/42 teeth is used on this bicycle linked to 1/2 x 3/32" chain that is easily replaceable as stated by Electra, the whole system is connected to a high reliability Grip Shift SRT-400i gear shift levers.