It's a McMillan.
The Winchester Classic is the stock used for the factory Winchester Winlite rifle. This stock has a classic comb, no cheek piece and is available for Short or Long Model 70 Actions as well as Featherweight or Standard Sporter barrel contour. Stock will accept up to a #5 contour. Drop-in.
https://www.midwayusa.com/product/1...hannel-fiberglass-painted-black-drop-in#