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This is a 4 spline Hub which attaches to your Headstock and drives your Shopsmith Power Coupler
503570 is the longer of the two hubs which came standard on your Mk V
I
This is a 4 spline Hub which attaches to your Headstock and drives your Shopsmith Power Coupler
503570 is the longer of the two hubs which came standard on your Mk V
In the picture this hub is the one on the right
OR you could order the 555124 Power couple kit which includes the coupler and 2 metal hubs.
One for lower and one for upper Mark 7 / Mark V spindles.
Additional machine drive hubs can also be purchased individually for each Shopsmith special purpose tool.
Order 5035769 for the accessory hub
Note: The coupler kit comes standard with all Mark 7 / Mark V's manufactured after April, 1985. It is required to connect Special Purpose Tools (SPT's) to your Shopsmith.
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