Diamondback RM 20 2009 Technical specs and features
| Brand | Diamondback |
| Model | RM 20 |
| First production | 2009 |
| Bike category | Youth |
| Bike sub-category | Youth |
| Bike Pricing | See price on Amazon |
| Parts And Accessories | Diamondback RM 20 Parts |
| Available Sizes | - Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.125 (inches) Comp III Style |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Linear Rear LeversAlloy Linear Pull and Coaster Brake Rear Brakes |
| Hubs for disc brakes | Rear: Nutted CoasterFront: Nutted |
| Rims manufacturer | 36-holeAlex R-1000 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specifications
| Frame materials | High-Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Hi-Ten 2-piece |
| Handlebar extender | Optional |
| Handlebar stem details | Steel Quill |
| Headset size | 1 (inches) Threaded |
Gearing Specs
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | 36 Teeth1-piece |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth1-speed |
Diamondback RM 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownHigh-tensile Steel |
| Fork type | Not Available |
Other Specs of Diamondback RM 20
| Component group sets | Juvenile Mix |
| Available colors | - Gloss Blue |
| Weight | Unspecified |
| Pedals details | Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | DB BMX Padded |
| Seat post extension | 25.4 (millimeters) DiameterSteel Pillar |
Diamondback RM 20 picture
RM 20 bike comparison
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Diamondback RM 20 bike review
Diamondback produced the RM 20 bike in 2009 and can be classified as a Youth bicycle.Diamondback Youth RM 20 can be found in one single color which is Gloss Blue.
This bike is equiped with 20 x 2.125" Comp III style tires and 14ga. spoke wheel while the rims are manufactured by Alex R-1000, 36-hole. Diamondback equiped this exact model with Alloy Linear Pull/Coaster Brake rear brakes, Alloy linear rear levers braking system and Front: Nutted, Rear: Nutted Coaster hubs.
To guarantee the comfiest ride Diamondback used High-Tensile steel material for the frame. Hi-Ten 2-piece high strength material is used on the handlebar of this RM 20 to ensure the perfect handling while the stems are made of Steel quill.
For the smoothest biking experience 1-piece, 36 teeth is used on this bicycle .