Rudder: 1" Shafts - Bearing Size = 1" ID x 1-1/2" OD x 2" Buy 4 " and cut in half
Strut: 1-1/4" Shafts - Bearing size = 1-1/4" ID x 2" OD x 5" Long
Both nonn-metallic.
*Some very early M's had 1 inch prop shafts.
** Bearing sizes obtained from Marinette.Com John Althouse site
John probably has then in stock.
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