Bontrager B52 1998 VS Hoffman Bikes MANTRA AL 2009 specs comparison

Bontrager B52

General Infos

Model	B52
Manufacturer	Bontrager
Year of production	1998
Current price	Check price Here ==>
Color choice	-Black
Sizes	- Pro - Pro XL
Sizes	- Pro - Pro XL

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Tioga Comp III Front: 20 X 2.125 (inches) Tioga Comp III
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Shimano DX BMX Levers Shimano DX BMX V-brake Rear Brakes
Hubs for disc brakes	Formula Aluminum
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	True Temper Chromoly
Frame type	TIG-welded
Handlebar construction	Chromoly
Handlebar extender	Not Available
Handlebar stem details	Bontrager Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) Taya 400
Bottom bracket shell width	American 24tpi
Bottom bracket type	Sealed Three Piece
Crankset parts and sizes	44 Teeth Boss
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Bontrager B52 Fork System Data

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

Other Specs of Bontrager B52

Component group sets	Not Available
Pedals details	Shimano PD-M636 SPD
Rear shock absorber	Not Available
Saddle seat	Bontrager
Seat post extension	27.0 (millimeters) Diameter Bontrager

Hoffman Bikes Mantra AL

General Infos

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

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.95 (inches) HB Skidmark Front: 20 X 2.125 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	20 (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: Alex Supra E Double Wall Front: Jalco Double Wall
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	HB 2-piece Full Chromoly
Handlebar extender	Optional
Handlebar stem details	Not Available
Headset size	1 1/8 (inches) FSA Impact

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Mid Sealed BB
Crankset parts and sizes	27 Teeth 3 Piece Tubular Chromoly
Gear shift levers	Not Available
Rear gear set	10 Teeth 1-speed

Hoffman Bikes Mantra AL Fork System Data

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

Other Specs of Hoffman Bikes Mantra AL

Component group sets	BMX
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	HB Kevlar
Seat post extension	25.4 (millimeters) Diameter Alloy Micro Adjust