Check the listing for details. (4-Pack) 3" Round Post x 2 1/2" Round Frame Steel Cantilever Roller. Condition: New. Listed at 271.00 USD. All Products | DF Supply, Inc. Product Information " alt="" /> " alt="" /> " alt="" /> Click on the Image to Enlarge zoom_in " alt="" /> " alt="" /> " alt="" /> (4-Pack) 3" Round Post x 2 1/2" Round Frame Steel Cantilever Roller Model: CRA3E-4PK Key Features: PACK SIZE: 4 rollers POST SIZE: 3" Round [2 7/8" OD] GATE FRAME SIZE: 2 1/2" Round [2 3/8" OD] Is a great way to help open and close a sliding gate (4-Pack) 3" Round Post x 2 1/2" Round Frame Steel Cantilever Roller Product Details Product Details This set of 4 cantilever rollers will allow for ease when opening and closing large sliding pipe gates. For best results, 4 cantilever rollers are needed per gate (two on the top and two on the bottom) so that the gate can slide effectively. A cantilever gate us a gate that is longer than the actual opening to allow for it to slide open and close with ease. Bolts are included with this purchase as well as grease nipple. SIZES: - fits 3" round posts - fits 2.5" round gate frame - wheel size 5- 3/4" MATERIAL: - galvanized steel