Pyramid BMX 20 1999 Technical specs and features
| Brand | Pyramid |
| Model | BMX 20 |
| First production | 1999 |
| Bike category | Youth |
| Bike sub-category | Youth |
| Bike Pricing | See price on Amazon |
| Parts And Accessories | Pyramid BMX 20 Parts |
| Available Sizes | - Boys 11 (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Coaster Rear |
| Hubs for disc brakes | Rear: Coaster BrakeFront: Jou Yu JY-443 |
| Rims manufacturer | 36-holeHJC P-GN Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeSha-Dar Stainless Steel |
Frame and Body Specifications
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Steel BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy |
| Headset size | 1 (inches) Steel |
Gearing Specs
| Bicycle chain | 1/2 X 1/8 (inches)KMC 410 |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth1-piece 6 1/2 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth1-speed |
Pyramid BMX 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Oversize Unicrown CrownHi-tensile Steel |
| Fork type | Not Available |
Other Specs of Pyramid BMX 20
| Component group sets | Not Available |
| Available colors | - Chrome-Plated |
| Weight | 27.0 |
| Pedals details | CS-972N |
| Rear shock absorber | Not Available |
| Saddle seat | GS-383 |
| Seat post extension | 25.4 (millimeters) DiameterSteel |
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Pyramid BMX 20 bike review
Pyramid produced the BMX 20 bike in 1999 and can be classified as a Youth bicycle, this exact model costs in american market arround $119.95.Pyramid Youth BMX 20 can be found in a few colors, among these colors Chrome-Plated .
This bike is equiped with 20 x 1.75" knobby tires and Sha-Dar stainless steel spoke wheel while the rims are manufactured by HJC P-GN aluminum, 36-hole. Pyramid equiped this exact model with Coaster rear braking system and Front: Jou Yu JY-443, Rear: coaster brake hubs.
To guarantee the comfiest ride Pyramid used Hi-tensile steel material for the frame. Steel BMX high strength material is used on the handlebar of this BMX 20 to ensure the perfect handling while the stems are made of Alloy.
For the smoothest biking experience 1-piece 6 1/2", 44 teeth is used on this bicycle linked to KMC 410 chain that is easily replaceable as stated by Pyramid.