Prop# Diameter Pitch
215 40.6mm (1.60") 2.5" 220 43.7mm (1.72") 2.6"
225 46.7mm (1.84") 2.8" 230 48.3mm (1.90") 3.0"
235 50.8mm (2.00") 3.2" 240 53.8mm (2.12") 3.3"
245 57.2mm (2.25") 3.5" 250 58.4mm (2.30") 3.6"
255 61.0mm (2.40") 3.8" 260 64.0mm (2.52") 3.9"
265 66.3mm (2.61") 4.0" 270 69.6mm (2.74") 4.2"
275 74.9mm (2.95") 4.3" 280 78.7mm (3.10") 4.5"