The Meripac Universal Squirrel Baffle fits poles up to 1â (25.4mm) diameter or hangs above a bird feeder or fits posts up to 2â x 2â (51 x 51 mm). Vulnerable areas are made from tough polycarbonate. Simple fixing beneath bough or metal arm. Multi-location use. Large diameter - Baffle dimension: 20.25" (51.5 cm) diameter x 2.75" (6 cm) deep - a m[Read More]