Diamondback JR. VIPER 2008 VS Hoffman Bikes MANTRA 18 PL 2009 specs comparison

Diamondback Jr. Viper 2008 comparison online with competitors

Diamondback Jr. Viper

General Infos
Model Jr. Viper
Manufacturer Diamondback
Year of production 2008
Current price Check price Here ==>   
Color choice -Red
Sizes - 19 top tube (inches)
Sizes - 19 top tube (inches)

Wheels And Breaking System

Bike front tire20 X 1.75 (inches) Comp III-style
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Rush RX2.1 Levers
Rush Linear Rear With Coaster Hub Front and Coaster Rear Brakes
Hubs for disc brakes Rear: Steel Coaster Brake 3/8 (inches) Axle
Front: Steel 3/8 (inches) Axle
Rims manufacturer 36-hole
30 (millimeters) Wide Aluminum
Spoke nipples typeNot Available
Spoke wheel14ga. Straight Gauge

Frame and Body Specs

Frame materialsHi-tensile Steel
Frame typeTIG-welded
Handlebar constructionHi-ten Steel 2-piece
Handlebar extenderOptional
Handlebar stem detailsSteel Quill
Headset size1 (inches) Threaded

Gearing Specifications

Bicycle chain 1/2 X 1/8 (inches)
KMC Z410
Bottom bracket shell widthNot Available
Bottom bracket typeLoose Ball
Crankset parts and sizes 36 Teeth
140 (millimeters) Steel 1-piece
Gear shift leversNot Available
Rear gear set 18 Teeth
1-speed

Diamondback Jr. Viper Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
Hi-tensile Steel
Fork typeDiamondback

Other Specs of Diamondback Jr. Viper

Component group setsBMX Mix
Pedals detailsResin Platform
Rear shock absorberNot Available
Saddle seatDB BMX Padded
Seat post extensionSteel Pillar


Hoffman Bikes Mantra 18 PL 2009 comparison online with competitors

Hoffman Bikes Mantra 18 PL

General Infos
Model Mantra 18 PL
Manufacturer Hoffman Bikes
Year of production 2009
Current price Check price Here ==>   
Color choice - Deep Purple
-Gray
Sizes - 18 TT (inches)

Wheels And Breaking System

Bike front tire Rear: 20 X 1.95 (inches) HB Skidmark
Front: 20 X 2.125 (inches) HB Skidmark
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Unavailable Rear Levers
U-Brake Rear Brakes
Hubs for disc brakes Rear: Sealed 14 (millimeters) Cassette
Front: Alloy 3/8 (inches)
Rims manufacturer 36-hole
Rear: Alienation CP
Front: Jalco Double Wall
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materials4130 chromoly c
Frame typeTIG-welded
Handlebar constructionHB 2-piece Full Chromoly
Handlebar extenderOptional
Handlebar stem detailsNot Available
Headset size1 1/8 (inches) FSA Impact

Gearing Specifications

Bicycle chainNot Available
Bottom bracket shell widthNot Available
Bottom bracket typeMid Sealed BB
Crankset parts and sizes 27 Teeth
3 Piece Tubular Chromoly
Gear shift leversNot Available
Rear gear set 11 Teeth
1-speed

Hoffman Bikes Mantra 18 PL Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
Chromoly
Fork typeHoffman Fat Free

Other Specs of Hoffman Bikes Mantra 18 PL

Component group setsBMX
Pedals detailsAlloy Platform
Rear shock absorberNot Available
Saddle seatHB Kevlar
Seat post extension 25.4 (millimeters) Diameter
Alloy Micro Adjust


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