A graft fixation device (1) comprising a sheath (2) having a body (9) that defines an inner longitudinal bore (8) and a member (3) for receipt within said bore (8), wherein said sheath (2) comprises at least one projection (15) moveably connected to said sheath body (9) and said at least one projection (15) is arranged so as to be displaceable radially outwardly of said sheath body (9) upon receipt of said member (3) within said bore (8).