Companion Slant Headstone w/ Base – Size Slant Headstone Size Don’t see your size? Contact us for a quote. 30 x 10 x 16 Base size: 42 x 14 x 6 36 x 10 x 16 Base size: 48 x 14 x 6 42 x 10 x 16 Base size: 54 x 14 x 6