fischertechnik Linear Flexure Block

This is a linear folded beam flexure block compatible with fischertechnik construction toy.
The block's dimensions are 45 x 45 x 15 mm with surrounding 4mm groves to combine with other fischertechnik parts. The nominal blade thickness is 0.5mm.
The usable movement range is +/- 3.5mm

Serveral blocks can be combined to create other stages.
With 2 blocks a linear stage can be built, with 9 blocks a 2d linear stage.