Felt BASE 20.5 2007 VS Eastern Bikes THUNDERBIRD 2008 specs comparison

Felt Base 20.5 2007 comparison online with competitors

Felt Base 20.5

General Infos
Model Base 20.5
Manufacturer Felt
Year of production 2007
Current price Check price Here ==>   
Color choice - Pitch Black
-Copper Oxide
Sizes - Standard size for everyone
Sizes - Standard size for everyone

Wheels And Breaking System

Bike front tire Rear: 20 X 1.95 (inches) FELT Dirt and Trail
Front: 20 X 2.125 (inches) Kenda K-Rad
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Tektro Linear-pull Rear Levers
Tektro U-brake Rear Brakes
Hubs for disc brakesSteel
Rims manufacturer 36-hole and 48-hole
Alex Aluminum
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materials4130 chromoly c
Frame typeTIG-welded
Handlebar constructionFELT Wheelie Bar
Handlebar extenderOptional
Handlebar stem detailsFELT FS and Trail Front Loading
Headset size1 1/8 (inches) Threadless Threadless

Gearing Specifications

Bicycle chain 1/2 X 1/8 (inches)
KMC Z410
Bottom bracket shell widthNot Available
Bottom bracket typeLoose Ball USA Size
Crankset parts and sizes 36 Teeth
FELT 3-Piece
Gear shift leversNot Available
Rear gear set 13 Teeth
1-speed

Felt Base 20.5 Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
Full Hi-Ten
Fork typeFELT

Other Specs of Felt Base 20.5

Component group setsBMX
Pedals detailsFELT Backpedal Alloy Platform
Rear shock absorberNot Available
Saddle seatFELT 20 (inches) FS and Jump Saddle
Seat post extension 25.4 (millimeters) Diameter
OD Steel Tapered


Eastern Bikes Thunderbird 2008 comparison online with competitors

Eastern Bikes Thunderbird

General Infos
Model Thunderbird
Manufacturer Eastern Bikes
Year of production 2008
Current price Check price Here ==>   
Color choice - Black
-Blue
Sizes - 21.5 TT (inches)

Wheels And Breaking System

Bike front tire Rear: 26 X 2.10 (inches) Kenda NPJ 1052
Front: 26 X 2.35 (inches) Kenda Small Block Eight
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Tektro ML-570 Rear Levers
Tektro Aquila Mechanical Disc Rear Brakes
Hubs for disc brakes Rear: Eastern LB9
Front: Eastern Sealed 20 (millimeters) Disc
Rims manufacturer 32-hole
Rear: Kinlin BM25
Front: Wienmann HL32
Spoke nipples typeBrass
Spoke wheel 14ga. Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materialsChromoly
Frame typeTIG-welded
Handlebar constructionEastern Steel 2.0t
Handlebar extenderOptional
Handlebar stem detailsEastern Choker
Headset size1 1/8 (inches) Internal

Gearing Specifications

Bicycle chainKMC 510HX
Bottom bracket shell widthNot Available
Bottom bracket typeSpanish
Crankset parts and sizes Eastern Medusa Lite 25t Teeth
Eastern 3pc Raptor
Gear shift leversNot Available
Rear gear set 12 Teeth
1-speed

Eastern Bikes Thunderbird Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Single Crown
Magnesium and cr-mo
Fork type 80 (millimeters) Travel
RST Space Free

Other Specs of Eastern Bikes Thunderbird

Component group setsMountain Mix
Pedals detailsWellgo 313
Rear shock absorberNot Available
Saddle seatEastern Pinner
Seat post extensionStraight Post


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