Com-Pac Parts › Com-Pac Eclipse Mast Holders (1pc) Image 1 of 7 Image 2 of 7 Image 3 of 7 Image 4 of 7 Image 5 of 7 Image 6 of 7 Image 7 of 7 Com-Pac Eclipse Mast Holders (1pc) from $75.00 Please select by dimension using the drop-down below. Piece: Select Piece 4”x6” KIT: 8"x6" + 2-1/2"x6" 8”x6” 2-1/2”x6” Add To Cart Added! Please select by dimension using the drop-down below.