Side panels expand to fit openings 21 inches H

It also contains raw vitamin E to aid in the absorption of fat soluble vitamins allowing your flock to get the most from their diet

Contains no organophosphates

Integrated bottle opener and 2 lid can holders

Grip-Rite #9 x 3 In. Flat Head Star Gold Construction Wood Screw (785 Ct., 10 Lb.) Sanding Pads & Sanding Sponges Side panels expand to fitGold construction screws. T 25 Star Drive (Free T 25 bit included in box). T 17 Point eliminates the need to pre drill and reduces splitting. Star Drive Head reduces bit spinout. Nibs under drive head seat fastener perfectly in wood. Auger threads aggressively cut through wood.