De or het klimuitrusting?

The correct Dutch article is:

de klimuitrusting

Rule Words ending in -ing: almost always de. See the rule

How to use klimuitrusting

the klimuitrustingde klimuitrusting
this klimuitrustingdeze klimuitrusting
that klimuitrustingdie klimuitrusting
our klimuitrustingonze klimuitrusting
your klimuitrustingjouw klimuitrusting
every klimuitrustingelke klimuitrusting
which klimuitrusting?welke klimuitrusting?
a big klimuitrusting / the big klimuitrustingeen grote klimuitrusting, de grote klimuitrusting