Finished my MendelMax 1.5,  attached the part list in the video.

Finished my MendelMax 1.5, attached the part list in the video.
Prints alright have got some more work and calibrations, but it squeaks a lot, have you got suggestion except applying grease to the bearings?
http://www.youtube.com/watch?v=zguB3Vb74Ac