we are indebted to you Dave for your superb essays into Mog maintenance, surely now MMC have employed the services of a talented designer - and reaped the benefits -they could look to doing the same for the chassis and putting to bed once and for all the Legend of the King-Pins, they must have amassed enough data over the last 100 years to produce a definitive solution to the manufacture/maintenance/lubrication[freqency and medium] of this pillar of the establishment