Catalog » Rig Hardware Mast Base Plug w/Deck Pin SKU/ID: EC12 Mast Base $10.00 Short DescriptionMast Base Plug w/ pin 3D Printed Mast Plug for use with the Goldspare tear dropped extrusion. Drilled for a 3/32" brass pin to go with the CPM Delran Deck plate. Custom deck pin diameters are available upon request.