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Knirps(2) Construction Sets

Knirps(2) was a very basic construction system which included a Catch from an ammunition box. It was produced in Germany soon after World War Two.

Manufacturer / Distributor

An unknown company from Germany

Info from the Metal Constructional Systems Database for KNIRPS [2]

System Type
Meccano principle but sig. differences
after World War Two (see comment *1)
Steel (probably)
Boss Type
no boss
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
Hole Pitch (Spacing) (mm)
Diameter of holes in Strips(mm)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
(Screwed Rods or Bolts are used as axles.)
Types of Nuts and Bolts
Nuts: square
Bolts: cheese (slotted)
Material/Finish of Nuts and Bolts
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

Models are simple Handcart & 3- & 4--Wheel Coasters. Parts are black and include a catch from an ammunition box. *1 Said to be very soon after WW2.

Below there are photos which can be downloaded by clicking on the appropriate image.

Various photos of the Knirps(2) construction system
(Added 14/11/2018)