Semroc Plywood Block or Bulkhead for Heavy Tube 4.0"(2 ring set) SEM-PB-4.0
For Semroc CPL-101-6"
Hole for Screw Eye #10(SE-10)
OD= 3.896"
ID= 3.722"
Thickness= 0.25"
Made in the USA
Warranty for 1 year from manufacturer defects
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