WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
0491861 311011 Holding sleeve MW
NOTE:
(Pressure sleeve) For pulling out - discontinued, only available as part of complete tool [Not available separately]