BULK SACKS: 2 X 10KG = 20KG TOTAL. AB 36-38, 55-56 BT ALL EI (ZZ75) ALL FK 17-99 G83 GY HS 1-9 IM ALL IV ALL IM ALL JE ALL KA 27-28 KW 1-17 PA 20-99 PH 15-99 PO 30-41(ISLE IF WIGHT) TR 21, ZE ALL. FROM THE SCIENCE SELECTIVE RANGE.