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It's a propeller pulley, used on experimental/ultralight type aircraft. This one appears to be made by Sibaero.
Bounty: $6.00
Posted By: HelpIdentify
I'd Like to Know:
what make and model this will fit
Item History: none
Size: about 7-1/4" diameter, 12 groove
Markings: none
Opinions
1)
It's a propeller pulley, used on experimental/ultralight type aircraft. This one appears to be made by Sibaero.
References:
https://reaa.ru/threads/prodayu-remennyi-reduktor-sibaero-na-rmz-500.107677/
https://www.youtube.com/watch?v=Ds_MHt4yTH0&list=UUWVY26xDgZp7leoTFKSdI2A&ind...
By: stamcon Submitted on: 07/27/2025 at 02:46AM
Accepted