Oajen 2" caster with 5/8" u bracket, pack of 4, use 5/8" wood Oajen 2" caster with 5/8" U bracket. Screw goes into non threaded hole first. 90 lbs rating per caster. 11/16" actual inside width of U bracket to accommodate laminate on 5/8" wood. 2-9/16" mounting height. 90 lbs rating per caster. Screws included. 4 sets / pack. Made in Taiwan.