A guy at work has a winchester 70 synthetic stainless chambered in 300 weatherby. he says it is a stock gun. has anyone else heard of win chamb this cal? It has a nikon scope. He will sell it for 500$ I am in the market for a rifle for hunting mainly deer. I may decide to go elk hunting. I was thinking on getting a 270 wsm, Being a greenhorn.. is this gun to big?