D.C.A. 0.6.7 by Ghost addon - S.T.A.L.K.E.R. Desolation mod for S.T.A.L.K.E.R.: Call of Pripyat
Adds many different parts and weapons. There are even some unique things, and also reworks some weapons in Desolation itself, which in my opinion should be improved
Source: moddb.com