The Wenger SwissBuck SwissMate III Swiss Army knife is a special Wenger pocket knife that was produced for a few year as part of the SwissBuck series. This model is very similar to the Wenger Mountaineer knife, but it comes in the black, ribbed SwissBuck shell with a Buck logo on it.

Mountaineer-- identical tools in a standard red shell (retired)
Serrated Mountaineer-- serrated blade, standard red shell
SwissBuck SwissMate I-- no wood saw, can opener, bottle opener, awl (retired and rare)
SwissBuck SwissMate II-- adds pliers, corkscrew (retired and rare)

Rucksack-- corkscrew instead of Phillips screwdriver
Trekker-- oversized bottle opener/screwdriver