Oajen 2" caster with brake, 1" u bracket, pack of 4, use 1" wood Oajen 2" caster with brake and 1" U bracket. Screw goes into non threaded hole first. 90 lbs rating per caster. 2-9/16" mounting height. 90 lbs rating per caster. Screws included. 4 sets / pack. Made in Taiwan.