'Other' Constructional and Allied Systems Info & Downloads

Kwik Builder Construction Sets

Kwik Builder was a simple construction set with Meccano like parts. It was made in Belgium in the 1950s.

Info from the Metal Constructional Systems Database for KWIK BUILDER

System Type
Meccano principle but sig. differences
circa 1950 (see comment *1)
5/32W (see comment *2)
Boss Type
no boss
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
26 (approximately)
Hole Pitch (Spacing) (mm)
13.0 (see comment *3)
Diameter of holes in Strips(mm)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: cheese (slotted)
Material/Finish of Nuts and Bolts
Steel with a Brass finish
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

Parts include Plates (2x2 - 3x9h) with square corners. *1 48-51 reported. *2 Some sets had M4 with Bolt Head Diameter 6.9. *3 12.7 also reported - an error or were there 2 phases? compare with MERCATOR.

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

NOTE : If the MCS document does 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

Below there are various manuals/leafets which can be downloaded by clicking on the appropriate image.

The Kwik Builder manual
(Scans from Jean-Pierre)

Varipous photos of the Kwik Builder construction system
(Photos from Urs Flammer)