Makita P-21135 semi synthetic 2-stroke red engine oil in a 100ml container is the exact amount needed to mix with 5 litres of unleaded fuel. Suitable for use with Makita 2-stroke petrol range of garden machines. The oil colours fuel for easy identification.
 
 
 
The oil should be mixed in a ratio of 50:1, meaning 50 parts petrol to 1 part oil.