Hoffman Bikes MANTRA PL 2009 VS GT SPEED SERIES JR 1998 specs comparison

Hoffman Bikes Mantra PL 2009 comparison online with competitors

Hoffman Bikes Mantra PL

General Infos
Model Mantra PL
Manufacturer Hoffman Bikes
Year of production 2009
Current price Check price Here ==>   
Color choice -Un
Sizes - 20.85 TT (inches)
Sizes - 20.85 TT (inches)

Wheels And Breaking System

Bike front tire Rear: 20 X 1.95 (inches) HB Skidmark
Front: 20 X 2.20 (inches) Primo Dirt Monters
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Alloy Rear Levers
U-Brake Rear Brakes
Hubs for disc brakesHB Generator
Rims manufacturer 36-hole
Rear: HB Generator CP
Front: HB Generator
Spoke nipples typeNot Available
Spoke wheelNot Available

Frame and Body Specs

Frame materials4130 chromoly c
Frame typeTIG-welded
Handlebar constructionHB Buxom Bars
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 25 Teeth
3 Piece Tubular Chromoly
Gear shift leversNot Available
Rear gear set 9 Teeth
1-speed

Hoffman Bikes Mantra 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 PL

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


GT Speed Series Jr 1998 comparison online with competitors

GT Speed Series Jr

General Infos
Model Speed Series Jr
Manufacturer GT
Year of production 1998
Current price Check price Here ==>   
Color choice -Ball-burnished
Sizes - Junior

Wheels And Breaking System

Bike front tire20 X 1 1/8 (inches) GT AA Pro
Bike rear tireNot Available
Bike wheel size20 (inches) Wheels
Brakeset type Dia-Compe MX-122 Levers
Tektro Dual-pivot Caliper Brakes
Hubs for disc brakesGT Mohawk
Rims manufacturer 28-hole
Weinmann Mini Zac
Spoke nipples typeAlloy Nipples
Spoke wheel 2.0 (millimeters) Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materials6061 T6 Aluminum
Frame typeTIG-welded
Handlebar constructionGT Jr Aluminum
Handlebar extenderNot Available
Handlebar stem detailsGT Mini Piston
Headset size1 (inches) Threadless Aheadset DX2

Gearing Specifications

Bicycle chain1/2 X 1/8 (inches)
Bottom bracket shell widthNot Available
Bottom bracket typeGT Cartridge
Crankset parts and sizesGT 3-piece Jr Aluminum
Gear shift leversNot Available
Rear gear set1-speed

GT Speed Series Jr Fork System Data

Derailleur (Front)Not Available
Derailleur (Rear)Not Available
Fork material Unicrown Crown
Chromoly
Fork typeGT

Other Specs of GT Speed Series Jr

Component group setsNot Available
Pedals detailsVictor VP-103 Clipless
Rear shock absorberNot Available
Saddle seatGT
Seat post extensionGT Aluminum


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