Would be hard to say because they each serve a different purpose. I could easily have a Top Ten list but here is the first 5.
#1 My "White Headed" Gobbler Decoy I designed
#2 Scope on the Shotgun
#3 My Turkey chair I made
#4 Double Bull Blind
#5 Video Camera
Okay one more, my Badlands hip pack
MK M GOBL