Peco
Code 75 Streamline Medium Radius Turnout

Right Hand, Electrofrog
Walthers Part # 552-1912, p. 275 Walthers 2012 HO Scale Reference
HO scale, $26.99, currently in stock at Walthers

 
Nominal radius: 36" (914mm); angle: 12 degrees; length: 8-5/8" (219mm).