Shepherd Hardware 4-Inch Spring Loaded Gate Caster, 125-lb Load Capacity Size:4" Compatible with non-rigid coatings and

Compatible with non-rigid coatings and can be painted

Aluminum wire conducts electricity 4x better than steel

15 gallon capacity

6 lb of seed or other food by pouring it directly into the open tray

Shepherd Hardware 4-Inch Spring Loaded Gate Caster, 125-lb Load Capacity Size:4" Compatible with non-rigid coatings andThe Shepherd Hardware 4 in. Gate Caster with Adjustable Spring Bracket is designed to allow gates to open and close freely. It features a 125 lb. load rating and a spring loaded clamp that acts as a shock absorber when the caster is rolling over rough or uneven surfaces. It also features a universal mount for wood or metal gates. 4 inch diameter black hard rubber wheel with 360 degree swivel and universal mount Universal 1 inch x 4 inch mounting plate