Semroc Centering Rings 1/4" Plywood 54mm to 4.0" Tube(2pk) SEM-CR-54mm-4.0-1/4P
Laser-cut rings for centering a 54mm motor tube inside a 4.0" tube
ID= 2.13"
OD= 3.869"
Thickness: 0.25"
Warranty for 1 year from manufacturer defects
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