I was mostly concerned with the authenticity. After doing some research I found a similar bat knob. It also was a 1983 from batch 195 with a large 20 with a small 32. Based on this 2nd pic would you be confident that this was game used? Secondly, what would you estimate a bat like this is worth?

http://www.blowoutcards.com/forums/b...-bat-knob.html