Bucking Chute Add-On - Hi-HogAdd On Chute As the name suggests, the add on bucking chute allows you to add additional bucking chutes to your set of bucking chutes. Add on chutes will bolt onto both the lead chute as well as an add on chute. Add On Chute Specs: Outside Length: 103. 5 Outside Width: 37. 5 Height at Door above finished grade: 91. 25 Height at the top of the panel above finished grade: 72. 25 Inside Length when tied to another chute: 103. 5 Inside Width: 32 Weight: