Ship Wheel Personalized Metal Sign - One Line Name or Numbers PC-4x4-ROPE_HOLDER and true 6x6 post caps

and true 6x6 post caps is 6" (H) x 3

Bolognese Speak Easy

Finial Size for 4x4

if the plastic post has really square edges these probably will not work

Flame Tipped Basket Fence Post Cap

Ship Wheel Personalized Metal Sign - One Line Name or Numbers PC-4x4-ROPE_HOLDER and true 6x6 post capsPersonalized Ship Wheel Metal Sign with Name Size Options: 12" x 12" 18" x 18" 23" x 23" 31" x 31" 40" x 40" Features: Signs are made of 16 gauge steel. Finished in a variety of colors in a high quality powder coat paint with UV inhibitors to prevent fading. Made for indoor or outdoor use. Come with pre drilled holes for hanging and matching screws. Every sign is meticulously crafted to order in our Madison, Indiana workshop at the time you place your