German Pyramid Fan Assembly fits pyramids 085/043 /044 /056 /109 /110 /113 /217 /305G & M /306 and 10212 by Mueller and the Artisan Coop. Measures approximately 8 inches in diameter has 9 blades and the central hole is approximately 2mm (it fits the 2mm rod).
NOTE: Here are some similar fan assemblies that can be substituted for the Martha Stewart Cake Pyramid:
Search for -> RPE085X188F or RPE085X129F or RPE085X402FA
RPE085X110FA
MADE
IN
GERMANY