Front spoke has Prototipo print on it, back side has Made in Italy M 20340 stamping at the back. Wheel di ameter is exact 14 aka 355mm, perfect size for your hot rod Alfa. M 20340 series MoMo Prototipo is made in the mid 60's, lot of Ferrari has this steering wheel as well.
Remember this is over 50 years old steering wheel. It has beautiful patina that you won't find else where. Steering wheel been treated with condition from time to time to prevent dry rot. Attach a sample picture of similar steering wheel in your Alfa for reference only. The item "Momo Prototipo Ferrari Alfa Romeo GTA GTV Junior Giulia Steering Wheel 355mm" is in sale since Thursday, May 23, 2019.
This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Interior\Steering Wheels & Horns". The seller is "backto60s" and is located in Empire State. This item can be shipped worldwide.