ART.NO SIZE GROSS NET HG80-20 20MM 18 16 HG80-25 25MM 26 24 HG80-30 30MM 24 22 HG80-40 40MM 19 17.5 HG80-50 50MM 33 31 HG80-60 60MM 21 20 HG80-75 75MM 33 32 HG80-25 25MM 26 24