Small (S) Folding Prop Rubber Set 4 pieces from Hacker 19940300-412

Size XXS fits for 24 – 30 mm hole spacing or for RFM spinners with offset 28 – 35 mm
Size XS fits for 29 – 38 mm hole spacing or for RFM Spinners with offset 32 – 40 mm
Size S fits for 35 – 41 mm hole spacing or for RFM Spinners with offset 40 – 45 mm
Size M fits for 41 – 48 mm hole spacing or for RFM Spinners with offset 46 – 52 mm
Size L fits for 48 – 55 mm hole spacing or for RFM spinners with offset 52 – 60 mm
Size XL fits for 55 – 68 mm hole spacing or for RFM spinners with offset 60 – 72 mm