Telescopic Caps TSW are made in two different sizes of locking caps (type SW). They are a combination of a SW-ground cap and a top cap. So they have all the advantages of the SW locking caps, like
Aviable from Width across flats 13 mm (M8) to 155 mm (M90).
for extremely long hexagon nuts and hexagon bolts
Telescopic caps have variable heights because of an adjustable upper cap. The cap can adopt the excess bolt lengths above the nut.
You don´t need to cut the excess bolt length.