Kona MAMA 2001 VS Ruption NEWBOY 1997 specs comparison
Kona Mama
General Infos| Model | Mama |
| Manufacturer | Kona |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice |
-DJ Blue |
| Sizes |
- Pro |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.85 (inches) Tioga Comp III Front: 20 X 2.25 (inches) Tioga Comp III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 318A Rear Levers Tektro BX-20 Linear-pull Rear Brakes |
| Hubs for disc brakes | Kona Bulge |
| Rims manufacturer | 36-hole Sun Rims Ditch Witch |
| Spoke nipples type | Not Available |
| Spoke wheel | 14g Stainless Steel |
Frame and Body Specs
| Frame materials | Kona Cromoly |
| Frame type | TIG-welded |
| Handlebar construction | Kona Chromoly Race |
| Handlebar extender | Optional |
| Handlebar stem details | Kona DJ-1 |
| Headset size | Aheadset |
Gearing Specifications
| Bicycle chain | KMC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | YST BB-621 |
| Crankset parts and sizes | 44 Teeth 1-piece 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Kona Mama Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Kona Jump |
Other Specs of Kona Mama
| Component group sets | Not Available |
| Pedals details | Wellgo |
| Rear shock absorber | Not Available |
| Saddle seat | Kona BMX Race |
| Seat post extension | Kona Thumb |
Ruption Newboy
General Infos| Model | Newboy |
| Manufacturer | Ruption |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-plated |
| Sizes |
- Boys |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Ruption Front: 20 X 2.125 (inches) Ruption |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Aluminum Levers Front and aluminum Cantilever Rear Brakes |
| Hubs for disc brakes | Aluminum Nutted |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | 4130 Chromoly Main Triangle and hi-tensile Steel Rear Stays |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC |
| Bottom bracket shell width | 68 (millimeters) Threadless |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth 1-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Ruption Newboy Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Ruption |
Other Specs of Ruption Newboy
| Component group sets | Not Available |
| Pedals details | Steel Cage |
| Rear shock absorber | Not Available |
| Saddle seat | Ruption |
| Seat post extension | Aluminum |
Related Bike comparison
Kona Mama Cult CC-02
Ruption Newboy Haro Blaster
Kona Mama Haro Top AM
Ruption Newboy Redline Proline Pro
Useful links and guides ....
- To know more about this exacte bike, Kona provided us with the latest version of its Mama bike manual
- Find All parts, tires and accessories of Kona Mama BMX here
- Get your Ruption Newboy manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Ruption Newboy BMX here