For all bolts and SL safety clips:

    All bolts and SL safety clips must be present.

    All SL safety clips must be properly inserted and secured.

Example of damage on the bolt.

    Measure the diameter at multiple points. The bolt may be abraded by a maximum of 2 mm at the thinnest point.

Example of damage on the fixed part.

    Measure holes in the fixed parts at multiple points. The holes may be maximally abraded by 2 mm.

    If bolts or SL safety clips are missing, damaged, or more heavily worn than permitted: replace bolt and SL safety clip.