Bren Slings MK2, WW2 dated or undated/stamped, various makers including unknown MEOo (genuine, appears to be a MECO mis-stamp, there are also variations on MECO, Meco and MECo as the styles changed over the years) Khaki/Blancoed, used condition (possibly blancoed), complete with clips, Used condition, sound and useable, lengths vary from 48" to 50", and colours vary from tan to green on the 1944 MEOo ones: to be manufacturer variations.
Photo shows typical example