I luckily found this part years back but ended up reusing the original. This is the service part Ford offered to update pre 1926 cars with the lug shoes for better clutch longevity. The item "Ford Model T Transmission Small Brake Drum With LUG SHOES Service part 1909 25" is in sale since Wednesday, November 6, 2019. This item is in the category "eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\Other Parts".
The seller is "superdave0927" and is located in Dearborn, Michigan. This item can be shipped to United States.