Photo #11281 - 4 x 11 w/notches / 4 x 11 w/notches
Photo #11283 - Notch depth = app 1 1/2" / Notch depth = app 1 1/2"
Photo #11285 - Notch width = app 8" / Notch width = app 8"
Photo #11287 - 4 x 11 w/notches / 4 x 11 w/notches