Opti Mag 3 Boluses aid in the maintainence of magnesium intake. Opti Mag 3 magnesium boli are moulded metal cylinders containing 100g of magnesium, weighted with iron shot. For use during the high risk periods associated with grazing of rapid growing grass, by the provision of a slow release depot of magnesium. Two boluses should be given to each animal 2-3 days before the expected risk period. These should only be given to cattle over 300kg bodyweight

Shipping & Delivery

When you “submit” your order online, you will receive an Email Confirmation to acknowledge that the order has been received. We will endeavour to dispatch any orders received before 12 pm on the day the order is received (Mon-Friday) excluding Bank Holidays, subject to payment and items being in stock.

A standard shipping rate of €7.00 applies to all orders. Once the order is collected by the courier, shipping is normally one working day within Ireland and two working days to the UK. We have a large supply of stock in store but if there are any issues of stock we will contact you immediately.

If for any reason you are not totally satisfied with your purchase, please contact our Customer Service immediately. There are some items that have an expected delivery time of 48- 62 hours. This information is provided in the Product Description.

FORCE MAJEURE: We shall have no liability whatsoever under, or in any way related to the sale and purchase of the Goods or otherwise for any failure to fulfil any obligation hereunder if and to the extent that such fulfilment is prevented by circumstances beyond our reasonable control.