Can you use a sling attached to the rifle as an aide when shooting off the knee or standing with FT?
Single rifle sling – a sling used to carry the rifle or as a means of steadying the aim. Such a sling shallbe attached to the rifle at a minimum of one and maximum of two points when a shot is taken. Thesling may be unclipped from the rifle when not in use.
A sling may be used in all 3 positions. http://www.saftaa.co.za/rules/saftaa-rules