Probios Bovine One Oral Gel – Helps establish and maintain intestinal well-being in your incoming feedlot cattle, dairy cows/calves, veal calves, goats and sheep. Dairy cows: Administer 30 gms at freshening and 15 gms 7 days post-calving; Goats and sheep- 5gms. See label for beef cattle, veal and calf dosages. Gun features a lock-pin for ease in administering 5 cc, 10 cc or 15 cc doses. Fits most large gel tubes, excluding Deliver Gels and Safe-Guard Paste.