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Spranger Construction Sets

Spranger was a simple construction system made out of wood and metal for making models of furniture and buildings. It was made in Germany by Spranger in Klingenthal. The company was founded by C. Gustav Spranger in 1923. Production stopped in 1955.

Manufacturer / Distributor

Gustav-Spranger, Klingenthal, Germany

Info from the Metal Constructional Systems Database for SPRANGER (Ref:SGR)

System Type
Hole pitch <12.7mm
circa 1933 (see comment *1) to circa 1955 (see comment *2)
Steel / Wood
Boss Type
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
40 (see comment *3)
Hole Pitch (Spacing) (mm)
Diameter of holes in Strips(mm)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
Types of Nuts and Bolts
Material/Finish of Nuts and Bolts
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

Wood & nickel or tin plated metal parts. The wooden Pulleys have brass plated steel bosses. *1*2 Saiid to possibly be for the maker, not the system, but patent & manual copyright 1929. *3 Including 16 wooden.

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

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Below there are manuals/leaflets and photos which can be downloaded by clicking on the appropriate image.

A Spranger manual
(Added 09/12/2018)

The Spranger German patent
(Added 09/12/2018)

Various photos of the Spranger construction system
(Added 09/12/2018)

Photos of the Spranger set 3a
(Added 03/03/2022)