Your tool is secured with two rotary knobs. These engage with the part shown here.
These parts can break, causing the tool holder to no longer be secured. This set includes everything needed to repair this and is of excellent quality.
The block is held in place by a plastic plate (see no. 24). If this is missing, the block can fall out. These plates are included as standard with this set.
They are no longer available from Porsche.
Part number:
2x plastic block 92855120302
2x plastic plate 92855119902
Compatible with:
Porsche 928 1977-1995
Tags:
toolkit 928, toolkit 928, breakage, disassembly, no longer works, no longer secures, no longer mountable, Discontinued Porsche Parts