Diamondback RM 20 2007 Technical specs and features
| Brand | Diamondback |
| Model | RM 20 |
| First production | 2007 |
| Bike category | Youth |
| Bike sub-category | Youth |
| Bike Pricing | See price on Amazon |
| Parts And Accessories | Diamondback RM 20 Parts |
| Available Sizes | - 20 wheel (inches) |
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 2-finger LeversLinear-pull Front and Coaster Rear Brakes |
| Hubs for disc brakes | Nutted |
| Rims manufacturer | 36-holeR-1000 Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specifications
| Frame materials | Hi-Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | 2-piece |
| Handlebar extender | Optional |
| Handlebar stem details | Steel Quill With Alloy Cap |
| Headset size | 1 (inches) Threaded |
Gearing Specs
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | 36 Teeth140 (millimeters) 1-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 CrownSteel |
| Fork type | Diamondback |
Other Specs of Diamondback RM 20
| Component group sets | Juvenile Mix |
| Available colors | - Anno Red |
| Weight | Unspecified |
| Pedals details | Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | DB MX Padded |
| Seat post extension | 25.4 (millimeters) DiameterSteel Pillar |
Diamondback RM 20 picture
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Diamondback RM 20 bike review
Diamondback produced the RM 20 bike in 2007 and can be classified as a Youth bicycle, this exact model costs in american market arround $130.00.Diamondback Youth RM 20 can be found in one single color which is Anno Red.
This bike is equiped with 20 x 2.125" Comp III style tires and 14ga. straight gauge spoke wheel while the rims are manufactured by R-1000 Alloy, 36-hole. Diamondback equiped this exact model with Linear-pull front/Coaster rear brakes, Alloy 2-finger levers braking system and Nutted hubs.
To guarantee the comfiest ride Diamondback used Hi-Tensile steel material for the frame. 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 with Alloy Cap.
For the smoothest biking experience 140mm 1-Piece, 36 teeth is used on this bicycle linked to KMC Z410 chain that is easily replaceable as stated by Diamondback.