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Abra Construction Sets

Abra was a construction system similar to, but not compatible with Trix. There were some addition parts. It was made in Denmark up to the 1980s.

Manufacturer / Distributor

Abra Products, Denmark

Info from the Metal Constructional Systems Database for ABRA (Ref:ABR)

Maker
 
System Type
as TRIX (inc MCX)
Country
Denmark
Dates
circa 1975 to circa 1989
Material
 
Thread
 
Boss Type
 
Boss Thread
 
Diametrical Pitch of Gears
 
No. of Parts in System
60
Hole Pitch (Spacing) (mm)
7.85 (see comment *1)
Diameter of holes in Strips(mm)
3.55
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
3.42 (Screwed Rods or Bolts are used as axles.)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: cheese (slotted)
Material/Finish of Nuts and Bolts
 
Size of the Nuts across Flats (mm)
` 
Bolt diameter (mm)
 

Comments
Like TRIX but wider range of parts, some of which are as TEKNO [1] & TEKNIK [1]. Chair-O-Planes on manual cover. *1 8.0 also reported.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

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The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided

Pages from the 'Other Systems Newsletter' which contain information on this system are shown below. They can also be downloaded to your computer if desired here

NOTE : If the 'Other Systems Newsletter' pages for ABRA do not appear in the window below, then refresh the page.

The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided

There are currently no manuals, leaflets or photos etc. available for downloading. If you can supply any, please get in contact with me.

Page content last updated - 25th February 2021