SE Racing QUADRANGLE 3.0 2004 VS Dirtmaster BIG BERTHA 1999 specs comparison

SE Racing Quadrangle 3.0

General Infos

Model	Quadrangle 3.0
Manufacturer	SE Racing
Year of production	2004
Current price	🛒 View Price →
Color choice	- Root Beer -Matte Black
Sizes	- 20 (inches)
Sizes	- 20 (inches)

Wheels And Breaking System

Bike front tire	20 X 1.95 (inches) Kenda Kovert
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro 971A 2 Finger Alloy Levers Tektro FX-11 U-brake Brakes
Hubs for disc brakes	14 (millimeters) 14 (millimeters) Rear: SE Racing Oversized Flip-flop Alloy Alloy Front: SE Racing Oversized
Rims manufacturer	48-hole SE Racing Alloy
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	SE Racing Certified 4130 CrMo
Frame type	Not Available
Handlebar construction	4130 CrMo SE Racing Wing Bar
Handlebar extender	Not Available
Handlebar stem details	Alloy Se Racing BMX
Headset size	1 1/8 (inches) FSA The Pig and SST Oryg Detangler

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	BMX Splined Euro Sealed Cartridge
Crankset parts and sizes	175 (millimeters) 39 Teeth Forged SE Racing 3-pc
Gear shift levers	Not Available
Rear gear set	14 Teeth 1-speed

SE Racing Quadrangle 3.0 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	4130 chromoly c
Fork type	SE Racing Landing Gear

Other Specs of SE Racing Quadrangle 3.0

Component group sets	Not Available
Pedals details	Wellgo Alloy Platform With Replaceable Pins
Rear shock absorber	Not Available
Saddle seat	SE Racing Freestyle
Seat post extension	2-bolt 300 (millimeters) SE Racing Micro Adjust

Dirtmaster Big Bertha

General Infos

Model	Big Bertha
Manufacturer	Dirtmaster
Year of production	1999
Current price	🛒 View Price →
Color choice	- Chrome-Plated - Red - Yellow -Black
Sizes	- Pro XL

Wheels And Breaking System

Bike front tire	20 X 2.25 (inches) Kenda K-841
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe Tech 99 Levers Dia-Compe 990 Brakes
Hubs for disc brakes	Joy Tech Jy A085SBT
Rims manufacturer	48-hole Alex Supra
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Da-Sen Stainless Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	Dirtmaster Hoochie
Handlebar extender	Not Available
Handlebar stem details	Odyssey Bang
Headset size	1 1/8 (inches) Threadless Aheadset SE-1 F and S With Odyssey Gyro Detangler

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC 410H
Bottom bracket shell width	American 24tpi
Bottom bracket type	YST BB 621
Crankset parts and sizes	44 Teeth 1-piece Chromoly 180 (millimeters)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Dirtmaster Big Bertha Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Dirtmaster Street Fork

Other Specs of Dirtmaster Big Bertha

Component group sets	Not Available
Pedals details	Wellgo LU-313U
Rear shock absorber	Not Available
Saddle seat	Team Products Embroidered
Seat post extension	25.4 (millimeters) Diameter Primo Rod